87535140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18947}}^1$

素因数の和:18977

約数の個数: 96

約数和(自身を含む): 305593344

約数和(自身を除く): 218058204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 18947, 37894, 56841, 75788, 94735, 113682, 132629, 189470, 208417, 227364, 265258, 284205, 378940, 397887, 416834, 530516, 568410, 625251, 663145, 795774, 833668, 1042085, 1136820, 1250502, 1326290, 1458919, 1591548, 1989435, 2084170, 2501004, 2652580, 2917838, 3126255, 3978870, 4168340, 4376757, 5835676, 6252510, 7294595, 7957740, 8753514, 12505020, 14589190, 17507028, 21883785, 29178380, 43767570, 87535140]

約数ペア:

[(1, 87535140), (2, 43767570), (3, 29178380), (4, 21883785), (5, 17507028), (6, 14589190), (7, 12505020), (10, 8753514), (11, 7957740), (12, 7294595), (14, 6252510), (15, 5835676), (20, 4376757), (21, 4168340), (22, 3978870), (28, 3126255), (30, 2917838), (33, 2652580), (35, 2501004), (42, 2084170), (44, 1989435), (55, 1591548), (60, 1458919), (66, 1326290), (70, 1250502), (77, 1136820), (84, 1042085), (105, 833668), (110, 795774), (132, 663145), (140, 625251), (154, 568410), (165, 530516), (210, 416834), (220, 397887), (231, 378940), (308, 284205), (330, 265258), (385, 227364), (420, 208417), (462, 189470), (660, 132629), (770, 113682), (924, 94735), (1155, 75788), (1540, 56841), (2310, 37894), (4620, 18947)]