278693460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2423}}^1$

素因数の和:2515

約数の個数: 120

約数和(自身を含む): 886951296

約数和(自身を除く): 608257836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 213, 270, 284, 324, 355, 405, 426, 540, 639, 710, 810, 852, 1065, 1278, 1420, 1620, 1917, 2130, 2423, 2556, 3195, 3834, 4260, 4846, 5751, 6390, 7269, 7668, 9585, 9692, 11502, 12115, 12780, 14538, 19170, 21807, 23004, 24230, 28755, 29076, 36345, 38340, 43614, 48460, 57510, 65421, 72690, 87228, 109035, 115020, 130842, 145380, 172033, 196263, 218070, 261684, 327105, 344066, 392526, 436140, 516099, 654210, 688132, 785052, 860165, 981315, 1032198, 1308420, 1548297, 1720330, 1962630, 2064396, 2580495, 3096594, 3440660, 3925260, 4644891, 5160990, 6193188, 7741485, 9289782, 10321980, 13934673, 15482970, 18579564, 23224455, 27869346, 30965940, 46448910, 55738692, 69673365, 92897820, 139346730, 278693460]

約数ペア:

[(1, 278693460), (2, 139346730), (3, 92897820), (4, 69673365), (5, 55738692), (6, 46448910), (9, 30965940), (10, 27869346), (12, 23224455), (15, 18579564), (18, 15482970), (20, 13934673), (27, 10321980), (30, 9289782), (36, 7741485), (45, 6193188), (54, 5160990), (60, 4644891), (71, 3925260), (81, 3440660), (90, 3096594), (108, 2580495), (135, 2064396), (142, 1962630), (162, 1720330), (180, 1548297), (213, 1308420), (270, 1032198), (284, 981315), (324, 860165), (355, 785052), (405, 688132), (426, 654210), (540, 516099), (639, 436140), (710, 392526), (810, 344066), (852, 327105), (1065, 261684), (1278, 218070), (1420, 196263), (1620, 172033), (1917, 145380), (2130, 130842), (2423, 115020), (2556, 109035), (3195, 87228), (3834, 72690), (4260, 65421), (4846, 57510), (5751, 48460), (6390, 43614), (7269, 38340), (7668, 36345), (9585, 29076), (9692, 28755), (11502, 24230), (12115, 23004), (12780, 21807), (14538, 19170)]