1628710020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{9719}}^1$

素因数の和:9767

約数の個数: 216

約数和(自身を含む): 6050116800

約数和(自身を除く): 4421406780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 49, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 114, 126, 133, 140, 147, 171, 180, 190, 196, 210, 228, 245, 252, 266, 285, 294, 315, 342, 380, 399, 420, 441, 490, 532, 570, 588, 630, 665, 684, 735, 798, 855, 882, 931, 980, 1140, 1197, 1260, 1330, 1470, 1596, 1710, 1764, 1862, 1995, 2205, 2394, 2660, 2793, 2940, 3420, 3724, 3990, 4410, 4655, 4788, 5586, 5985, 7980, 8379, 8820, 9310, 9719, 11172, 11970, 13965, 16758, 18620, 19438, 23940, 27930, 29157, 33516, 38876, 41895, 48595, 55860, 58314, 68033, 83790, 87471, 97190, 116628, 136066, 145785, 167580, 174942, 184661, 194380, 204099, 272132, 291570, 340165, 349884, 369322, 408198, 437355, 476231, 553983, 583140, 612297, 680330, 738644, 816396, 874710, 923305, 952462, 1020495, 1107966, 1224594, 1292627, 1360660, 1428693, 1661949, 1749420, 1846610, 1904924, 2040990, 2215932, 2381155, 2449188, 2585254, 2769915, 2857386, 3061485, 3323898, 3693220, 3877881, 4081980, 4286079, 4762310, 5170508, 5539830, 5714772, 6122970, 6463135, 6647796, 7143465, 7755762, 8309745, 8572158, 9048389, 9524620, 11079660, 11633643, 12245940, 12926270, 14286930, 15511524, 16619490, 17144316, 18096778, 19389405, 21430395, 23267286, 25852540, 27145167, 28573860, 33238980, 36193556, 38778810, 42860790, 45241945, 46534572, 54290334, 58168215, 77557620, 81435501, 85721580, 90483890, 108580668, 116336430, 135725835, 162871002, 180967780, 232672860, 271451670, 325742004, 407177505, 542903340, 814355010, 1628710020]

約数ペア:

[(1, 1628710020), (2, 814355010), (3, 542903340), (4, 407177505), (5, 325742004), (6, 271451670), (7, 232672860), (9, 180967780), (10, 162871002), (12, 135725835), (14, 116336430), (15, 108580668), (18, 90483890), (19, 85721580), (20, 81435501), (21, 77557620), (28, 58168215), (30, 54290334), (35, 46534572), (36, 45241945), (38, 42860790), (42, 38778810), (45, 36193556), (49, 33238980), (57, 28573860), (60, 27145167), (63, 25852540), (70, 23267286), (76, 21430395), (84, 19389405), (90, 18096778), (95, 17144316), (98, 16619490), (105, 15511524), (114, 14286930), (126, 12926270), (133, 12245940), (140, 11633643), (147, 11079660), (171, 9524620), (180, 9048389), (190, 8572158), (196, 8309745), (210, 7755762), (228, 7143465), (245, 6647796), (252, 6463135), (266, 6122970), (285, 5714772), (294, 5539830), (315, 5170508), (342, 4762310), (380, 4286079), (399, 4081980), (420, 3877881), (441, 3693220), (490, 3323898), (532, 3061485), (570, 2857386), (588, 2769915), (630, 2585254), (665, 2449188), (684, 2381155), (735, 2215932), (798, 2040990), (855, 1904924), (882, 1846610), (931, 1749420), (980, 1661949), (1140, 1428693), (1197, 1360660), (1260, 1292627), (1330, 1224594), (1470, 1107966), (1596, 1020495), (1710, 952462), (1764, 923305), (1862, 874710), (1995, 816396), (2205, 738644), (2394, 680330), (2660, 612297), (2793, 583140), (2940, 553983), (3420, 476231), (3724, 437355), (3990, 408198), (4410, 369322), (4655, 349884), (4788, 340165), (5586, 291570), (5985, 272132), (7980, 204099), (8379, 194380), (8820, 184661), (9310, 174942), (9719, 167580), (11172, 145785), (11970, 136066), (13965, 116628), (16758, 97190), (18620, 87471), (19438, 83790), (23940, 68033), (27930, 58314), (29157, 55860), (33516, 48595), (38876, 41895)]