90418020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19571}}^1$

素因数の和:19601

約数の個数: 96

約数和(自身を含む): 315657216

約数和(自身を除く): 225239196

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, 19571, 39142, 58713, 78284, 97855, 117426, 136997, 195710, 215281, 234852, 273994, 293565, 391420, 410991, 430562, 547988, 587130, 645843, 684985, 821982, 861124, 1076405, 1174260, 1291686, 1369970, 1506967, 1643964, 2054955, 2152810, 2583372, 2739940, 3013934, 3229215, 4109910, 4305620, 4520901, 6027868, 6458430, 7534835, 8219820, 9041802, 12916860, 15069670, 18083604, 22604505, 30139340, 45209010, 90418020]

約数ペア:

[(1, 90418020), (2, 45209010), (3, 30139340), (4, 22604505), (5, 18083604), (6, 15069670), (7, 12916860), (10, 9041802), (11, 8219820), (12, 7534835), (14, 6458430), (15, 6027868), (20, 4520901), (21, 4305620), (22, 4109910), (28, 3229215), (30, 3013934), (33, 2739940), (35, 2583372), (42, 2152810), (44, 2054955), (55, 1643964), (60, 1506967), (66, 1369970), (70, 1291686), (77, 1174260), (84, 1076405), (105, 861124), (110, 821982), (132, 684985), (140, 645843), (154, 587130), (165, 547988), (210, 430562), (220, 410991), (231, 391420), (308, 293565), (330, 273994), (385, 234852), (420, 215281), (462, 195710), (660, 136997), (770, 117426), (924, 97855), (1155, 78284), (1540, 58713), (2310, 39142), (4620, 19571)]