1810301220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 576

約数和(自身を含む): 7250181120

約数和(自身を除く): 5439879900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 29, 30, 35, 36, 37, 39, 42, 45, 52, 58, 60, 63, 65, 70, 74, 78, 84, 87, 90, 91, 103, 105, 111, 116, 117, 126, 130, 140, 145, 148, 156, 174, 180, 182, 185, 195, 203, 206, 210, 222, 234, 252, 259, 260, 261, 273, 290, 309, 315, 333, 348, 364, 370, 377, 390, 406, 412, 420, 435, 444, 455, 468, 481, 515, 518, 522, 546, 555, 580, 585, 609, 618, 630, 666, 721, 740, 754, 777, 780, 812, 819, 870, 910, 927, 962, 1015, 1030, 1036, 1044, 1073, 1092, 1110, 1131, 1170, 1218, 1236, 1260, 1295, 1305, 1332, 1339, 1365, 1442, 1443, 1508, 1545, 1554, 1638, 1665, 1740, 1820, 1827, 1854, 1885, 1924, 2030, 2060, 2146, 2163, 2220, 2262, 2331, 2340, 2405, 2436, 2590, 2610, 2639, 2678, 2730, 2884, 2886, 2987, 3045, 3090, 3108, 3219, 3276, 3330, 3367, 3393, 3605, 3654, 3708, 3770, 3811, 3885, 4017, 4060, 4095, 4292, 4326, 4329, 4524, 4635, 4662, 4810, 5180, 5220, 5278, 5356, 5365, 5460, 5655, 5772, 5974, 6090, 6180, 6438, 6489, 6660, 6695, 6734, 6786, 7210, 7215, 7308, 7511, 7540, 7622, 7770, 7917, 8034, 8190, 8652, 8658, 8961, 9135, 9270, 9324, 9373, 9620, 9657, 10101, 10556, 10730, 10815, 11310, 11433, 11655, 11948, 12051, 12180, 12876, 12978, 13195, 13390, 13468, 13572, 13949, 14420, 14430, 14935, 15022, 15244, 15540, 15834, 16068, 16095, 16380, 16835, 16965, 17316, 17922, 18270, 18540, 18746, 19055, 19314, 20085, 20202, 20909, 21460, 21630, 21645, 22533, 22620, 22866, 23310, 23751, 24102, 25956, 26390, 26677, 26780, 26883, 27898, 28119, 28860, 29870, 30044, 30303, 31668, 32190, 32445, 33670, 33930, 34299, 35844, 36540, 37492, 37555, 38110, 38628, 38831, 39585, 40170, 40404, 41818, 41847, 43260, 43290, 44805, 45066, 45732, 46620, 46865, 47502, 48204, 48285, 49543, 50505, 52780, 53354, 53766, 55796, 56238, 57165, 59740, 60255, 60606, 62727, 64380, 64890, 67340, 67599, 67860, 68598, 69745, 75110, 76220, 77662, 79170, 80031, 80340, 83636, 83694, 84357, 86580, 89610, 90132, 93730, 95004, 96570, 97643, 99086, 101010, 104545, 106708, 107532, 110519, 112476, 112665, 114330, 116493, 118755, 120510, 121212, 125454, 125541, 129780, 133385, 134415, 135198, 137196, 139490, 140595, 148629, 150220, 151515, 155324, 158340, 160062, 167388, 168714, 171495, 179220, 187460, 188181, 193140, 194155, 195286, 198172, 202020, 209090, 209235, 221038, 225330, 228660, 232986, 237510, 240093, 241020, 247715, 250908, 251082, 266770, 268830, 270396, 271817, 278980, 281190, 292929, 297258, 303030, 313635, 320124, 331557, 337428, 337995, 342990, 346801, 349479, 376362, 388310, 390572, 400155, 418180, 418470, 421785, 442076, 445887, 450660, 465972, 475020, 480186, 488215, 495430, 502164, 533540, 537660, 543634, 552595, 562380, 582465, 585858, 594516, 606060, 627270, 627705, 663114, 675990, 685980, 693602, 698958, 743145, 752724, 773633, 776620, 800310, 815451, 836940, 843570, 878787, 891774, 940905, 960372, 976430, 990860, 994671, 1040403, 1087268, 1105190, 1164930, 1171716, 1200465, 1254540, 1255410, 1326228, 1351980, 1359085, 1387204, 1397916, 1436747, 1464645, 1486290, 1547266, 1600620, 1630902, 1657785, 1687140, 1734005, 1747395, 1757574, 1783548, 1881810, 1952860, 1989342, 2080806, 2210380, 2229435, 2320899, 2329860, 2400930, 2446353, 2510820, 2718170, 2873494, 2929290, 2972580, 3094532, 3121209, 3261804, 3315570, 3468010, 3494790, 3515148, 3763620, 3868165, 3978684, 4077255, 4161612, 4310241, 4393935, 4458870, 4641798, 4801860, 4892706, 4973355, 5202015, 5436340, 5746988, 5858580, 6242418, 6631140, 6936020, 6962697, 6989580, 7183735, 7736330, 8154510, 8620482, 8787870, 8917740, 9283596, 9785412, 9946710, 10057229, 10404030, 11604495, 12231765, 12484836, 12930723, 13925394, 14367470, 15472660, 15606045, 16309020, 17240964, 17575740, 19893420, 20114458, 20808060, 21551205, 23208990, 24463530, 25861446, 27850788, 28734940, 30171687, 31212090, 34813485, 40228916, 43102410, 46417980, 48927060, 50286145, 51722892, 60343374, 62424180, 64653615, 69626970, 86204820, 90515061, 100572290, 120686748, 129307230, 139253940, 150858435, 181030122, 201144580, 258614460, 301716870, 362060244, 452575305, 603433740, 905150610, 1810301220]

約数ペア:

[(1, 1810301220), (2, 905150610), (3, 603433740), (4, 452575305), (5, 362060244), (6, 301716870), (7, 258614460), (9, 201144580), (10, 181030122), (12, 150858435), (13, 139253940), (14, 129307230), (15, 120686748), (18, 100572290), (20, 90515061), (21, 86204820), (26, 69626970), (28, 64653615), (29, 62424180), (30, 60343374), (35, 51722892), (36, 50286145), (37, 48927060), (39, 46417980), (42, 43102410), (45, 40228916), (52, 34813485), (58, 31212090), (60, 30171687), (63, 28734940), (65, 27850788), (70, 25861446), (74, 24463530), (78, 23208990), (84, 21551205), (87, 20808060), (90, 20114458), (91, 19893420), (103, 17575740), (105, 17240964), (111, 16309020), (116, 15606045), (117, 15472660), (126, 14367470), (130, 13925394), (140, 12930723), (145, 12484836), (148, 12231765), (156, 11604495), (174, 10404030), (180, 10057229), (182, 9946710), (185, 9785412), (195, 9283596), (203, 8917740), (206, 8787870), (210, 8620482), (222, 8154510), (234, 7736330), (252, 7183735), (259, 6989580), (260, 6962697), (261, 6936020), (273, 6631140), (290, 6242418), (309, 5858580), (315, 5746988), (333, 5436340), (348, 5202015), (364, 4973355), (370, 4892706), (377, 4801860), (390, 4641798), (406, 4458870), (412, 4393935), (420, 4310241), (435, 4161612), (444, 4077255), (455, 3978684), (468, 3868165), (481, 3763620), (515, 3515148), (518, 3494790), (522, 3468010), (546, 3315570), (555, 3261804), (580, 3121209), (585, 3094532), (609, 2972580), (618, 2929290), (630, 2873494), (666, 2718170), (721, 2510820), (740, 2446353), (754, 2400930), (777, 2329860), (780, 2320899), (812, 2229435), (819, 2210380), (870, 2080806), (910, 1989342), (927, 1952860), (962, 1881810), (1015, 1783548), (1030, 1757574), (1036, 1747395), (1044, 1734005), (1073, 1687140), (1092, 1657785), (1110, 1630902), (1131, 1600620), (1170, 1547266), (1218, 1486290), (1236, 1464645), (1260, 1436747), (1295, 1397916), (1305, 1387204), (1332, 1359085), (1339, 1351980), (1365, 1326228), (1442, 1255410), (1443, 1254540), (1508, 1200465), (1545, 1171716), (1554, 1164930), (1638, 1105190), (1665, 1087268), (1740, 1040403), (1820, 994671), (1827, 990860), (1854, 976430), (1885, 960372), (1924, 940905), (2030, 891774), (2060, 878787), (2146, 843570), (2163, 836940), (2220, 815451), (2262, 800310), (2331, 776620), (2340, 773633), (2405, 752724), (2436, 743145), (2590, 698958), (2610, 693602), (2639, 685980), (2678, 675990), (2730, 663114), (2884, 627705), (2886, 627270), (2987, 606060), (3045, 594516), (3090, 585858), (3108, 582465), (3219, 562380), (3276, 552595), (3330, 543634), (3367, 537660), (3393, 533540), (3605, 502164), (3654, 495430), (3708, 488215), (3770, 480186), (3811, 475020), (3885, 465972), (4017, 450660), (4060, 445887), (4095, 442076), (4292, 421785), (4326, 418470), (4329, 418180), (4524, 400155), (4635, 390572), (4662, 388310), (4810, 376362), (5180, 349479), (5220, 346801), (5278, 342990), (5356, 337995), (5365, 337428), (5460, 331557), (5655, 320124), (5772, 313635), (5974, 303030), (6090, 297258), (6180, 292929), (6438, 281190), (6489, 278980), (6660, 271817), (6695, 270396), (6734, 268830), (6786, 266770), (7210, 251082), (7215, 250908), (7308, 247715), (7511, 241020), (7540, 240093), (7622, 237510), (7770, 232986), (7917, 228660), (8034, 225330), (8190, 221038), (8652, 209235), (8658, 209090), (8961, 202020), (9135, 198172), (9270, 195286), (9324, 194155), (9373, 193140), (9620, 188181), (9657, 187460), (10101, 179220), (10556, 171495), (10730, 168714), (10815, 167388), (11310, 160062), (11433, 158340), (11655, 155324), (11948, 151515), (12051, 150220), (12180, 148629), (12876, 140595), (12978, 139490), (13195, 137196), (13390, 135198), (13468, 134415), (13572, 133385), (13949, 129780), (14420, 125541), (14430, 125454), (14935, 121212), (15022, 120510), (15244, 118755), (15540, 116493), (15834, 114330), (16068, 112665), (16095, 112476), (16380, 110519), (16835, 107532), (16965, 106708), (17316, 104545), (17922, 101010), (18270, 99086), (18540, 97643), (18746, 96570), (19055, 95004), (19314, 93730), (20085, 90132), (20202, 89610), (20909, 86580), (21460, 84357), (21630, 83694), (21645, 83636), (22533, 80340), (22620, 80031), (22866, 79170), (23310, 77662), (23751, 76220), (24102, 75110), (25956, 69745), (26390, 68598), (26677, 67860), (26780, 67599), (26883, 67340), (27898, 64890), (28119, 64380), (28860, 62727), (29870, 60606), (30044, 60255), (30303, 59740), (31668, 57165), (32190, 56238), (32445, 55796), (33670, 53766), (33930, 53354), (34299, 52780), (35844, 50505), (36540, 49543), (37492, 48285), (37555, 48204), (38110, 47502), (38628, 46865), (38831, 46620), (39585, 45732), (40170, 45066), (40404, 44805), (41818, 43290), (41847, 43260)]