145424720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8377}}^1$

素因数の和:8428

約数の個数: 80

約数和(自身を含む): 398926848

約数和(自身を除く): 253502128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8377, 8680, 16754, 17360, 33508, 41885, 58639, 67016, 83770, 117278, 134032, 167540, 234556, 259687, 293195, 335080, 469112, 519374, 586390, 670160, 938224, 1038748, 1172780, 1298435, 1817809, 2077496, 2345560, 2596870, 3635618, 4154992, 4691120, 5193740, 7271236, 9089045, 10387480, 14542472, 18178090, 20774960, 29084944, 36356180, 72712360, 145424720]

約数ペア:

[(1, 145424720), (2, 72712360), (4, 36356180), (5, 29084944), (7, 20774960), (8, 18178090), (10, 14542472), (14, 10387480), (16, 9089045), (20, 7271236), (28, 5193740), (31, 4691120), (35, 4154992), (40, 3635618), (56, 2596870), (62, 2345560), (70, 2077496), (80, 1817809), (112, 1298435), (124, 1172780), (140, 1038748), (155, 938224), (217, 670160), (248, 586390), (280, 519374), (310, 469112), (434, 335080), (496, 293195), (560, 259687), (620, 234556), (868, 167540), (1085, 134032), (1240, 117278), (1736, 83770), (2170, 67016), (2480, 58639), (3472, 41885), (4340, 33508), (8377, 17360), (8680, 16754)]