308781120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{321647}}^1$

素因数の和:321667

約数の個数: 56

約数和(自身を含む): 980383104

約数和(自身を除く): 671601984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 321647, 643294, 964941, 1286588, 1608235, 1929882, 2573176, 3216470, 3859764, 4824705, 5146352, 6432940, 7719528, 9649410, 10292704, 12865880, 15439056, 19298820, 20585408, 25731760, 30878112, 38597640, 51463520, 61756224, 77195280, 102927040, 154390560, 308781120]

約数ペア:

[(1, 308781120), (2, 154390560), (3, 102927040), (4, 77195280), (5, 61756224), (6, 51463520), (8, 38597640), (10, 30878112), (12, 25731760), (15, 20585408), (16, 19298820), (20, 15439056), (24, 12865880), (30, 10292704), (32, 9649410), (40, 7719528), (48, 6432940), (60, 5146352), (64, 4824705), (80, 3859764), (96, 3216470), (120, 2573176), (160, 1929882), (192, 1608235), (240, 1286588), (320, 964941), (480, 643294), (960, 321647)]