246432640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12421}}^1$

素因数の和:12471

約数の個数: 64

約数和(自身を含む): 608181120

約数和(自身を除く): 361748480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 12421, 19840, 24842, 49684, 62105, 99368, 124210, 198736, 248420, 385051, 397472, 496840, 770102, 794944, 993680, 1540204, 1589888, 1925255, 1987360, 3080408, 3850510, 3974720, 6160816, 7701020, 7949440, 12321632, 15402040, 24643264, 30804080, 49286528, 61608160, 123216320, 246432640]

約数ペア:

[(1, 246432640), (2, 123216320), (4, 61608160), (5, 49286528), (8, 30804080), (10, 24643264), (16, 15402040), (20, 12321632), (31, 7949440), (32, 7701020), (40, 6160816), (62, 3974720), (64, 3850510), (80, 3080408), (124, 1987360), (128, 1925255), (155, 1589888), (160, 1540204), (248, 993680), (310, 794944), (320, 770102), (496, 496840), (620, 397472), (640, 385051), (992, 248420), (1240, 198736), (1984, 124210), (2480, 99368), (3968, 62105), (4960, 49684), (9920, 24842), (12421, 19840)]