123701520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{30319}}^1$

素因数の和:30352

約数の個数: 80

約数和(自身を含む): 406045440

約数和(自身を除く): 282343920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 30319, 60638, 90957, 121276, 151595, 181914, 242552, 303190, 363828, 454785, 485104, 515423, 606380, 727656, 909570, 1030846, 1212760, 1455312, 1546269, 1819140, 2061692, 2425520, 2577115, 3092538, 3638280, 4123384, 5154230, 6185076, 7276560, 7731345, 8246768, 10308460, 12370152, 15462690, 20616920, 24740304, 30925380, 41233840, 61850760, 123701520]

約数ペア:

[(1, 123701520), (2, 61850760), (3, 41233840), (4, 30925380), (5, 24740304), (6, 20616920), (8, 15462690), (10, 12370152), (12, 10308460), (15, 8246768), (16, 7731345), (17, 7276560), (20, 6185076), (24, 5154230), (30, 4123384), (34, 3638280), (40, 3092538), (48, 2577115), (51, 2425520), (60, 2061692), (68, 1819140), (80, 1546269), (85, 1455312), (102, 1212760), (120, 1030846), (136, 909570), (170, 727656), (204, 606380), (240, 515423), (255, 485104), (272, 454785), (340, 363828), (408, 303190), (510, 242552), (680, 181914), (816, 151595), (1020, 121276), (1360, 90957), (2040, 60638), (4080, 30319)]