213626640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{890111}}^1$

素因数の和:890127

約数の個数: 40

約数和(自身を含む): 662243328

約数和(自身を除く): 448616688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 890111, 1780222, 2670333, 3560444, 4450555, 5340666, 7120888, 8901110, 10681332, 13351665, 14241776, 17802220, 21362664, 26703330, 35604440, 42725328, 53406660, 71208880, 106813320, 213626640]

約数ペア:

[(1, 213626640), (2, 106813320), (3, 71208880), (4, 53406660), (5, 42725328), (6, 35604440), (8, 26703330), (10, 21362664), (12, 17802220), (15, 14241776), (16, 13351665), (20, 10681332), (24, 8901110), (30, 7120888), (40, 5340666), (48, 4450555), (60, 3560444), (80, 2670333), (120, 1780222), (240, 890111)]