900072180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 432

約数和(自身を含む): 3450807360

約数和(自身を除く): 2550735180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 41, 42, 45, 49, 57, 60, 63, 70, 76, 82, 84, 90, 95, 98, 105, 114, 123, 126, 131, 133, 140, 147, 164, 171, 180, 190, 196, 205, 210, 228, 245, 246, 252, 262, 266, 285, 287, 294, 315, 342, 369, 380, 393, 399, 410, 420, 441, 490, 492, 524, 532, 570, 574, 588, 615, 630, 655, 665, 684, 735, 738, 779, 786, 798, 820, 855, 861, 882, 917, 931, 980, 1140, 1148, 1179, 1197, 1230, 1260, 1310, 1330, 1435, 1470, 1476, 1558, 1572, 1596, 1710, 1722, 1764, 1834, 1845, 1862, 1965, 1995, 2009, 2205, 2337, 2358, 2394, 2460, 2489, 2583, 2620, 2660, 2751, 2793, 2870, 2940, 3116, 3420, 3444, 3668, 3690, 3724, 3895, 3930, 3990, 4018, 4305, 4410, 4585, 4655, 4674, 4716, 4788, 4978, 5166, 5371, 5453, 5502, 5586, 5740, 5895, 5985, 6027, 6419, 7011, 7380, 7467, 7790, 7860, 7980, 8036, 8253, 8379, 8610, 8820, 9170, 9310, 9348, 9956, 10045, 10332, 10742, 10906, 11004, 11172, 11685, 11790, 11970, 12054, 12445, 12838, 12915, 13755, 13965, 14022, 14934, 15580, 16113, 16359, 16506, 16758, 17220, 17423, 18081, 18340, 18620, 19257, 20090, 21484, 21812, 22401, 23370, 23580, 23940, 24108, 24890, 25676, 25830, 26855, 27265, 27510, 27930, 28044, 29868, 30135, 32095, 32226, 32718, 33012, 33516, 34846, 35055, 36162, 37335, 37597, 38171, 38514, 40180, 41265, 41895, 44802, 46740, 48339, 49077, 49780, 51660, 52269, 53710, 54530, 55020, 55860, 57771, 60270, 64190, 64452, 65436, 69692, 70110, 72324, 74670, 75194, 76342, 77028, 80565, 81795, 82530, 83790, 87115, 89604, 90405, 96285, 96678, 98154, 102049, 104538, 107420, 109060, 112005, 112791, 114513, 115542, 120540, 121961, 128380, 140220, 149340, 150388, 152684, 156807, 161130, 163590, 165060, 167580, 174230, 180810, 187985, 190855, 192570, 193356, 196308, 204098, 209076, 224010, 225582, 229026, 231084, 241695, 243922, 245385, 261345, 263179, 288855, 306147, 313614, 322260, 327180, 338373, 343539, 348460, 361620, 365883, 375970, 381710, 385140, 408196, 448020, 451164, 458052, 483390, 487844, 490770, 510245, 522690, 526358, 563955, 572565, 577710, 609805, 612294, 627228, 676746, 687078, 714343, 731766, 751940, 763420, 784035, 789537, 918441, 966780, 981540, 1020490, 1045380, 1052716, 1097649, 1127910, 1145130, 1155420, 1219610, 1224588, 1315895, 1353492, 1374156, 1428686, 1463532, 1530735, 1568070, 1579074, 1691865, 1717695, 1829415, 1836882, 2040980, 2143029, 2195298, 2255820, 2290260, 2368611, 2439220, 2631790, 2857372, 3061470, 3136140, 3158148, 3383730, 3435390, 3571715, 3658830, 3673764, 3947685, 4286058, 4390596, 4592205, 4737222, 5000401, 5263580, 5488245, 6122940, 6429087, 6767460, 6870780, 7143430, 7317660, 7895370, 8572116, 9184410, 9474444, 10000802, 10715145, 10976490, 11843055, 12858174, 14286860, 15001203, 15790740, 18368820, 20001604, 21430290, 21952980, 23686110, 25002005, 25716348, 30002406, 32145435, 42860580, 45003609, 47372220, 50004010, 60004812, 64290870, 75006015, 90007218, 100008020, 128581740, 150012030, 180014436, 225018045, 300024060, 450036090, 900072180]

約数ペア:

[(1, 900072180), (2, 450036090), (3, 300024060), (4, 225018045), (5, 180014436), (6, 150012030), (7, 128581740), (9, 100008020), (10, 90007218), (12, 75006015), (14, 64290870), (15, 60004812), (18, 50004010), (19, 47372220), (20, 45003609), (21, 42860580), (28, 32145435), (30, 30002406), (35, 25716348), (36, 25002005), (38, 23686110), (41, 21952980), (42, 21430290), (45, 20001604), (49, 18368820), (57, 15790740), (60, 15001203), (63, 14286860), (70, 12858174), (76, 11843055), (82, 10976490), (84, 10715145), (90, 10000802), (95, 9474444), (98, 9184410), (105, 8572116), (114, 7895370), (123, 7317660), (126, 7143430), (131, 6870780), (133, 6767460), (140, 6429087), (147, 6122940), (164, 5488245), (171, 5263580), (180, 5000401), (190, 4737222), (196, 4592205), (205, 4390596), (210, 4286058), (228, 3947685), (245, 3673764), (246, 3658830), (252, 3571715), (262, 3435390), (266, 3383730), (285, 3158148), (287, 3136140), (294, 3061470), (315, 2857372), (342, 2631790), (369, 2439220), (380, 2368611), (393, 2290260), (399, 2255820), (410, 2195298), (420, 2143029), (441, 2040980), (490, 1836882), (492, 1829415), (524, 1717695), (532, 1691865), (570, 1579074), (574, 1568070), (588, 1530735), (615, 1463532), (630, 1428686), (655, 1374156), (665, 1353492), (684, 1315895), (735, 1224588), (738, 1219610), (779, 1155420), (786, 1145130), (798, 1127910), (820, 1097649), (855, 1052716), (861, 1045380), (882, 1020490), (917, 981540), (931, 966780), (980, 918441), (1140, 789537), (1148, 784035), (1179, 763420), (1197, 751940), (1230, 731766), (1260, 714343), (1310, 687078), (1330, 676746), (1435, 627228), (1470, 612294), (1476, 609805), (1558, 577710), (1572, 572565), (1596, 563955), (1710, 526358), (1722, 522690), (1764, 510245), (1834, 490770), (1845, 487844), (1862, 483390), (1965, 458052), (1995, 451164), (2009, 448020), (2205, 408196), (2337, 385140), (2358, 381710), (2394, 375970), (2460, 365883), (2489, 361620), (2583, 348460), (2620, 343539), (2660, 338373), (2751, 327180), (2793, 322260), (2870, 313614), (2940, 306147), (3116, 288855), (3420, 263179), (3444, 261345), (3668, 245385), (3690, 243922), (3724, 241695), (3895, 231084), (3930, 229026), (3990, 225582), (4018, 224010), (4305, 209076), (4410, 204098), (4585, 196308), (4655, 193356), (4674, 192570), (4716, 190855), (4788, 187985), (4978, 180810), (5166, 174230), (5371, 167580), (5453, 165060), (5502, 163590), (5586, 161130), (5740, 156807), (5895, 152684), (5985, 150388), (6027, 149340), (6419, 140220), (7011, 128380), (7380, 121961), (7467, 120540), (7790, 115542), (7860, 114513), (7980, 112791), (8036, 112005), (8253, 109060), (8379, 107420), (8610, 104538), (8820, 102049), (9170, 98154), (9310, 96678), (9348, 96285), (9956, 90405), (10045, 89604), (10332, 87115), (10742, 83790), (10906, 82530), (11004, 81795), (11172, 80565), (11685, 77028), (11790, 76342), (11970, 75194), (12054, 74670), (12445, 72324), (12838, 70110), (12915, 69692), (13755, 65436), (13965, 64452), (14022, 64190), (14934, 60270), (15580, 57771), (16113, 55860), (16359, 55020), (16506, 54530), (16758, 53710), (17220, 52269), (17423, 51660), (18081, 49780), (18340, 49077), (18620, 48339), (19257, 46740), (20090, 44802), (21484, 41895), (21812, 41265), (22401, 40180), (23370, 38514), (23580, 38171), (23940, 37597), (24108, 37335), (24890, 36162), (25676, 35055), (25830, 34846), (26855, 33516), (27265, 33012), (27510, 32718), (27930, 32226), (28044, 32095), (29868, 30135)]