669840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2791}}^1$

素因数の和:2807

約数の個数: 40

約数和(自身を含む): 2077248

約数和(自身を除く): 1407408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2791, 5582, 8373, 11164, 13955, 16746, 22328, 27910, 33492, 41865, 44656, 55820, 66984, 83730, 111640, 133968, 167460, 223280, 334920, 669840]

約数ペア:

[(1, 669840), (2, 334920), (3, 223280), (4, 167460), (5, 133968), (6, 111640), (8, 83730), (10, 66984), (12, 55820), (15, 44656), (16, 41865), (20, 33492), (24, 27910), (30, 22328), (40, 16746), (48, 13955), (60, 11164), (80, 8373), (120, 5582), (240, 2791)]