2021059020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 5964973056

約数和(自身を除く): 3943914036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 71, 73, 97, 134, 142, 146, 194, 201, 213, 219, 268, 284, 291, 292, 335, 355, 365, 388, 402, 426, 438, 485, 582, 670, 710, 730, 804, 852, 876, 970, 1005, 1065, 1095, 1164, 1340, 1420, 1455, 1460, 1940, 2010, 2130, 2190, 2910, 4020, 4260, 4380, 4757, 4891, 5183, 5820, 6499, 6887, 7081, 9514, 9782, 10366, 12998, 13774, 14162, 14271, 14673, 15549, 19028, 19497, 19564, 20661, 20732, 21243, 23785, 24455, 25915, 25996, 27548, 28324, 28542, 29346, 31098, 32495, 34435, 35405, 38994, 41322, 42486, 47570, 48910, 51830, 57084, 58692, 62196, 64990, 68870, 70810, 71355, 73365, 77745, 77988, 82644, 84972, 95140, 97485, 97820, 103305, 103660, 106215, 129980, 137740, 141620, 142710, 146730, 155490, 194970, 206610, 212430, 285420, 293460, 310980, 347261, 389940, 413220, 424860, 461429, 474427, 502751, 694522, 922858, 948854, 1005502, 1041783, 1384287, 1389044, 1423281, 1508253, 1736305, 1845716, 1897708, 2011004, 2083566, 2307145, 2372135, 2513755, 2768574, 2846562, 3016506, 3472610, 4167132, 4614290, 4744270, 5027510, 5208915, 5537148, 5693124, 6033012, 6921435, 6945220, 7116405, 7541265, 9228580, 9488540, 10055020, 10417830, 13842870, 14232810, 15082530, 20835660, 27685740, 28465620, 30165060, 33684317, 67368634, 101052951, 134737268, 168421585, 202105902, 336843170, 404211804, 505264755, 673686340, 1010529510, 2021059020]

約数ペア:

[(1, 2021059020), (2, 1010529510), (3, 673686340), (4, 505264755), (5, 404211804), (6, 336843170), (10, 202105902), (12, 168421585), (15, 134737268), (20, 101052951), (30, 67368634), (60, 33684317), (67, 30165060), (71, 28465620), (73, 27685740), (97, 20835660), (134, 15082530), (142, 14232810), (146, 13842870), (194, 10417830), (201, 10055020), (213, 9488540), (219, 9228580), (268, 7541265), (284, 7116405), (291, 6945220), (292, 6921435), (335, 6033012), (355, 5693124), (365, 5537148), (388, 5208915), (402, 5027510), (426, 4744270), (438, 4614290), (485, 4167132), (582, 3472610), (670, 3016506), (710, 2846562), (730, 2768574), (804, 2513755), (852, 2372135), (876, 2307145), (970, 2083566), (1005, 2011004), (1065, 1897708), (1095, 1845716), (1164, 1736305), (1340, 1508253), (1420, 1423281), (1455, 1389044), (1460, 1384287), (1940, 1041783), (2010, 1005502), (2130, 948854), (2190, 922858), (2910, 694522), (4020, 502751), (4260, 474427), (4380, 461429), (4757, 424860), (4891, 413220), (5183, 389940), (5820, 347261), (6499, 310980), (6887, 293460), (7081, 285420), (9514, 212430), (9782, 206610), (10366, 194970), (12998, 155490), (13774, 146730), (14162, 142710), (14271, 141620), (14673, 137740), (15549, 129980), (19028, 106215), (19497, 103660), (19564, 103305), (20661, 97820), (20732, 97485), (21243, 95140), (23785, 84972), (24455, 82644), (25915, 77988), (25996, 77745), (27548, 73365), (28324, 71355), (28542, 70810), (29346, 68870), (31098, 64990), (32495, 62196), (34435, 58692), (35405, 57084), (38994, 51830), (41322, 48910), (42486, 47570)]