66890520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2617}}^1$

素因数の和:2705

約数の個数: 96

約数和(自身を含む): 220540320

約数和(自身を除く): 153649800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2617, 2840, 3195, 4260, 5112, 5234, 6390, 7851, 8520, 10468, 12780, 13085, 15702, 20936, 23553, 25560, 26170, 31404, 39255, 47106, 52340, 62808, 78510, 94212, 104680, 117765, 157020, 185807, 188424, 235530, 314040, 371614, 471060, 557421, 743228, 929035, 942120, 1114842, 1486456, 1672263, 1858070, 2229684, 2787105, 3344526, 3716140, 4459368, 5574210, 6689052, 7432280, 8361315, 11148420, 13378104, 16722630, 22296840, 33445260, 66890520]

約数ペア:

[(1, 66890520), (2, 33445260), (3, 22296840), (4, 16722630), (5, 13378104), (6, 11148420), (8, 8361315), (9, 7432280), (10, 6689052), (12, 5574210), (15, 4459368), (18, 3716140), (20, 3344526), (24, 2787105), (30, 2229684), (36, 1858070), (40, 1672263), (45, 1486456), (60, 1114842), (71, 942120), (72, 929035), (90, 743228), (120, 557421), (142, 471060), (180, 371614), (213, 314040), (284, 235530), (355, 188424), (360, 185807), (426, 157020), (568, 117765), (639, 104680), (710, 94212), (852, 78510), (1065, 62808), (1278, 52340), (1420, 47106), (1704, 39255), (2130, 31404), (2556, 26170), (2617, 25560), (2840, 23553), (3195, 20936), (4260, 15702), (5112, 13085), (5234, 12780), (6390, 10468), (7851, 8520)]