1898888880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 480

約数和(自身を含む): 7401811968

約数和(自身を除く): 5502923088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 42, 48, 56, 57, 60, 62, 70, 76, 80, 84, 93, 95, 101, 105, 112, 114, 120, 124, 133, 140, 152, 155, 168, 186, 190, 202, 210, 217, 228, 240, 248, 266, 280, 285, 303, 304, 310, 336, 361, 372, 380, 399, 404, 420, 434, 456, 465, 496, 505, 532, 560, 570, 589, 606, 620, 651, 665, 707, 722, 744, 760, 798, 808, 840, 868, 912, 930, 1010, 1064, 1083, 1085, 1140, 1178, 1212, 1240, 1302, 1330, 1414, 1444, 1488, 1515, 1520, 1596, 1616, 1680, 1736, 1767, 1805, 1860, 1919, 1995, 2020, 2121, 2128, 2166, 2170, 2280, 2356, 2424, 2480, 2527, 2604, 2660, 2828, 2888, 2945, 3030, 3131, 3192, 3255, 3472, 3534, 3535, 3610, 3720, 3838, 3990, 4040, 4123, 4242, 4332, 4340, 4560, 4712, 4848, 5054, 5208, 5320, 5415, 5656, 5757, 5776, 5890, 6060, 6262, 6384, 6510, 7068, 7070, 7220, 7440, 7581, 7676, 7980, 8080, 8246, 8484, 8664, 8680, 8835, 9393, 9424, 9595, 10108, 10416, 10605, 10640, 10830, 11191, 11312, 11514, 11780, 12120, 12369, 12524, 12635, 13020, 13433, 14136, 14140, 14440, 15162, 15352, 15655, 15960, 16492, 16968, 17328, 17360, 17670, 18786, 19190, 20216, 20615, 21210, 21660, 21917, 22382, 23028, 23560, 24240, 24738, 25048, 25270, 26040, 26866, 28272, 28280, 28785, 28880, 30324, 30704, 31310, 31920, 32984, 33573, 33936, 35340, 36461, 37572, 37905, 38380, 40299, 40432, 41230, 42420, 43320, 43834, 44764, 46056, 46965, 47120, 49476, 50096, 50540, 52080, 53732, 55955, 56560, 57570, 59489, 60648, 61845, 62620, 65751, 65968, 67146, 67165, 70680, 72922, 75144, 75810, 76760, 78337, 80598, 82460, 84840, 86640, 87668, 89528, 92112, 93930, 98952, 101080, 107464, 109383, 109585, 111910, 115140, 118978, 121296, 123690, 125240, 131502, 134292, 134330, 141360, 145844, 150288, 151620, 153520, 156674, 161196, 164920, 167865, 169680, 175336, 178467, 179056, 182305, 187860, 197904, 201495, 202160, 214928, 218766, 219170, 223820, 230280, 235011, 237956, 247380, 250480, 255227, 263004, 268584, 268660, 291688, 297445, 303240, 313348, 322392, 328755, 329840, 335730, 350672, 356934, 364610, 375720, 391685, 402990, 416423, 437532, 438340, 447640, 460560, 470022, 475912, 494760, 510454, 526008, 537168, 537320, 546915, 583376, 594890, 606480, 626696, 644784, 657510, 671460, 713868, 729220, 751440, 765681, 783370, 805980, 832846, 875064, 876680, 892335, 895280, 940044, 951824, 989520, 1020908, 1052016, 1074640, 1093830, 1130291, 1175055, 1189780, 1249269, 1253392, 1276135, 1315020, 1342920, 1427736, 1458440, 1531362, 1566740, 1611960, 1665692, 1750128, 1753360, 1784670, 1880088, 2041816, 2082115, 2187660, 2260582, 2350110, 2379560, 2498538, 2552270, 2630040, 2685840, 2855472, 2916880, 3062724, 3133480, 3223920, 3331384, 3390873, 3569340, 3760176, 3828405, 4083632, 4164230, 4375320, 4521164, 4700220, 4759120, 4997076, 5104540, 5260080, 5651455, 6125448, 6246345, 6266960, 6662768, 6781746, 7138680, 7656810, 7912037, 8328460, 8750640, 9042328, 9400440, 9994152, 10209080, 11302910, 12250896, 12492690, 13563492, 14277360, 15313620, 15824074, 16656920, 16954365, 18084656, 18800880, 19988304, 20418160, 22605820, 23736111, 24985380, 27126984, 30627240, 31648148, 33313840, 33908730, 39560185, 45211640, 47472222, 49970760, 54253968, 61254480, 63296296, 67817460, 79120370, 90423280, 94944444, 99941520, 118680555, 126592592, 135634920, 158240740, 189888888, 237361110, 271269840, 316481480, 379777776, 474722220, 632962960, 949444440, 1898888880]

約数ペア:

[(1, 1898888880), (2, 949444440), (3, 632962960), (4, 474722220), (5, 379777776), (6, 316481480), (7, 271269840), (8, 237361110), (10, 189888888), (12, 158240740), (14, 135634920), (15, 126592592), (16, 118680555), (19, 99941520), (20, 94944444), (21, 90423280), (24, 79120370), (28, 67817460), (30, 63296296), (31, 61254480), (35, 54253968), (38, 49970760), (40, 47472222), (42, 45211640), (48, 39560185), (56, 33908730), (57, 33313840), (60, 31648148), (62, 30627240), (70, 27126984), (76, 24985380), (80, 23736111), (84, 22605820), (93, 20418160), (95, 19988304), (101, 18800880), (105, 18084656), (112, 16954365), (114, 16656920), (120, 15824074), (124, 15313620), (133, 14277360), (140, 13563492), (152, 12492690), (155, 12250896), (168, 11302910), (186, 10209080), (190, 9994152), (202, 9400440), (210, 9042328), (217, 8750640), (228, 8328460), (240, 7912037), (248, 7656810), (266, 7138680), (280, 6781746), (285, 6662768), (303, 6266960), (304, 6246345), (310, 6125448), (336, 5651455), (361, 5260080), (372, 5104540), (380, 4997076), (399, 4759120), (404, 4700220), (420, 4521164), (434, 4375320), (456, 4164230), (465, 4083632), (496, 3828405), (505, 3760176), (532, 3569340), (560, 3390873), (570, 3331384), (589, 3223920), (606, 3133480), (620, 3062724), (651, 2916880), (665, 2855472), (707, 2685840), (722, 2630040), (744, 2552270), (760, 2498538), (798, 2379560), (808, 2350110), (840, 2260582), (868, 2187660), (912, 2082115), (930, 2041816), (1010, 1880088), (1064, 1784670), (1083, 1753360), (1085, 1750128), (1140, 1665692), (1178, 1611960), (1212, 1566740), (1240, 1531362), (1302, 1458440), (1330, 1427736), (1414, 1342920), (1444, 1315020), (1488, 1276135), (1515, 1253392), (1520, 1249269), (1596, 1189780), (1616, 1175055), (1680, 1130291), (1736, 1093830), (1767, 1074640), (1805, 1052016), (1860, 1020908), (1919, 989520), (1995, 951824), (2020, 940044), (2121, 895280), (2128, 892335), (2166, 876680), (2170, 875064), (2280, 832846), (2356, 805980), (2424, 783370), (2480, 765681), (2527, 751440), (2604, 729220), (2660, 713868), (2828, 671460), (2888, 657510), (2945, 644784), (3030, 626696), (3131, 606480), (3192, 594890), (3255, 583376), (3472, 546915), (3534, 537320), (3535, 537168), (3610, 526008), (3720, 510454), (3838, 494760), (3990, 475912), (4040, 470022), (4123, 460560), (4242, 447640), (4332, 438340), (4340, 437532), (4560, 416423), (4712, 402990), (4848, 391685), (5054, 375720), (5208, 364610), (5320, 356934), (5415, 350672), (5656, 335730), (5757, 329840), (5776, 328755), (5890, 322392), (6060, 313348), (6262, 303240), (6384, 297445), (6510, 291688), (7068, 268660), (7070, 268584), (7220, 263004), (7440, 255227), (7581, 250480), (7676, 247380), (7980, 237956), (8080, 235011), (8246, 230280), (8484, 223820), (8664, 219170), (8680, 218766), (8835, 214928), (9393, 202160), (9424, 201495), (9595, 197904), (10108, 187860), (10416, 182305), (10605, 179056), (10640, 178467), (10830, 175336), (11191, 169680), (11312, 167865), (11514, 164920), (11780, 161196), (12120, 156674), (12369, 153520), (12524, 151620), (12635, 150288), (13020, 145844), (13433, 141360), (14136, 134330), (14140, 134292), (14440, 131502), (15162, 125240), (15352, 123690), (15655, 121296), (15960, 118978), (16492, 115140), (16968, 111910), (17328, 109585), (17360, 109383), (17670, 107464), (18786, 101080), (19190, 98952), (20216, 93930), (20615, 92112), (21210, 89528), (21660, 87668), (21917, 86640), (22382, 84840), (23028, 82460), (23560, 80598), (24240, 78337), (24738, 76760), (25048, 75810), (25270, 75144), (26040, 72922), (26866, 70680), (28272, 67165), (28280, 67146), (28785, 65968), (28880, 65751), (30324, 62620), (30704, 61845), (31310, 60648), (31920, 59489), (32984, 57570), (33573, 56560), (33936, 55955), (35340, 53732), (36461, 52080), (37572, 50540), (37905, 50096), (38380, 49476), (40299, 47120), (40432, 46965), (41230, 46056), (42420, 44764), (43320, 43834)]