387499920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1614583}}^1$

素因数の和:1614599

約数の個数: 40

約数和(自身を含む): 1201250496

約数和(自身を除く): 813750576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1614583, 3229166, 4843749, 6458332, 8072915, 9687498, 12916664, 16145830, 19374996, 24218745, 25833328, 32291660, 38749992, 48437490, 64583320, 77499984, 96874980, 129166640, 193749960, 387499920]

約数ペア:

[(1, 387499920), (2, 193749960), (3, 129166640), (4, 96874980), (5, 77499984), (6, 64583320), (8, 48437490), (10, 38749992), (12, 32291660), (15, 25833328), (16, 24218745), (20, 19374996), (24, 16145830), (30, 12916664), (40, 9687498), (48, 8072915), (60, 6458332), (80, 4843749), (120, 3229166), (240, 1614583)]