180810420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2851}}^1$

素因数の和:3021

約数の個数: 96

約数和(自身を含む): 582629376

約数和(自身を除く): 401818956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 151, 210, 302, 420, 453, 604, 755, 906, 1057, 1510, 1812, 2114, 2265, 2851, 3020, 3171, 4228, 4530, 5285, 5702, 6342, 8553, 9060, 10570, 11404, 12684, 14255, 15855, 17106, 19957, 21140, 28510, 31710, 34212, 39914, 42765, 57020, 59871, 63420, 79828, 85530, 99785, 119742, 171060, 199570, 239484, 299355, 399140, 430501, 598710, 861002, 1197420, 1291503, 1722004, 2152505, 2583006, 3013507, 4305010, 5166012, 6027014, 6457515, 8610020, 9040521, 12054028, 12915030, 15067535, 18081042, 25830060, 30135070, 36162084, 45202605, 60270140, 90405210, 180810420]

約数ペア:

[(1, 180810420), (2, 90405210), (3, 60270140), (4, 45202605), (5, 36162084), (6, 30135070), (7, 25830060), (10, 18081042), (12, 15067535), (14, 12915030), (15, 12054028), (20, 9040521), (21, 8610020), (28, 6457515), (30, 6027014), (35, 5166012), (42, 4305010), (60, 3013507), (70, 2583006), (84, 2152505), (105, 1722004), (140, 1291503), (151, 1197420), (210, 861002), (302, 598710), (420, 430501), (453, 399140), (604, 299355), (755, 239484), (906, 199570), (1057, 171060), (1510, 119742), (1812, 99785), (2114, 85530), (2265, 79828), (2851, 63420), (3020, 59871), (3171, 57020), (4228, 42765), (4530, 39914), (5285, 34212), (5702, 31710), (6342, 28510), (8553, 21140), (9060, 19957), (10570, 17106), (11404, 15855), (12684, 14255)]