72435780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3907}}^1$

素因数の和:4025

約数の個数: 72

約数和(自身を含む): 221911872

約数和(自身を除く): 149476092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 3907, 4635, 6180, 7814, 9270, 11721, 15628, 18540, 19535, 23442, 35163, 39070, 46884, 58605, 70326, 78140, 117210, 140652, 175815, 234420, 351630, 402421, 703260, 804842, 1207263, 1609684, 2012105, 2414526, 3621789, 4024210, 4829052, 6036315, 7243578, 8048420, 12072630, 14487156, 18108945, 24145260, 36217890, 72435780]

約数ペア:

[(1, 72435780), (2, 36217890), (3, 24145260), (4, 18108945), (5, 14487156), (6, 12072630), (9, 8048420), (10, 7243578), (12, 6036315), (15, 4829052), (18, 4024210), (20, 3621789), (30, 2414526), (36, 2012105), (45, 1609684), (60, 1207263), (90, 804842), (103, 703260), (180, 402421), (206, 351630), (309, 234420), (412, 175815), (515, 140652), (618, 117210), (927, 78140), (1030, 70326), (1236, 58605), (1545, 46884), (1854, 39070), (2060, 35163), (3090, 23442), (3708, 19535), (3907, 18540), (4635, 15628), (6180, 11721), (7814, 9270)]