120475640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 279936000

約数和(自身を除く): 159460360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 71, 118, 142, 236, 284, 295, 355, 472, 568, 590, 710, 719, 1180, 1420, 1438, 2360, 2840, 2876, 3595, 4189, 5752, 7190, 8378, 14380, 16756, 20945, 28760, 33512, 41890, 42421, 51049, 83780, 84842, 102098, 167560, 169684, 204196, 212105, 255245, 339368, 408392, 424210, 510490, 848420, 1020980, 1696840, 2041960, 3011891, 6023782, 12047564, 15059455, 24095128, 30118910, 60237820, 120475640]

約数ペア:

[(1, 120475640), (2, 60237820), (4, 30118910), (5, 24095128), (8, 15059455), (10, 12047564), (20, 6023782), (40, 3011891), (59, 2041960), (71, 1696840), (118, 1020980), (142, 848420), (236, 510490), (284, 424210), (295, 408392), (355, 339368), (472, 255245), (568, 212105), (590, 204196), (710, 169684), (719, 167560), (1180, 102098), (1420, 84842), (1438, 83780), (2360, 51049), (2840, 42421), (2876, 41890), (3595, 33512), (4189, 28760), (5752, 20945), (7190, 16756), (8378, 14380)]