628779120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2619913}}^1$

素因数の和:2619929

約数の個数: 40

約数和(自身を含む): 1949216016

約数和(自身を除く): 1320436896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2619913, 5239826, 7859739, 10479652, 13099565, 15719478, 20959304, 26199130, 31438956, 39298695, 41918608, 52398260, 62877912, 78597390, 104796520, 125755824, 157194780, 209593040, 314389560, 628779120]

約数ペア:

[(1, 628779120), (2, 314389560), (3, 209593040), (4, 157194780), (5, 125755824), (6, 104796520), (8, 78597390), (10, 62877912), (12, 52398260), (15, 41918608), (16, 39298695), (20, 31438956), (24, 26199130), (30, 20959304), (40, 15719478), (48, 13099565), (60, 10479652), (80, 7859739), (120, 5239826), (240, 2619913)]