30227960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1213}}^1$

素因数の和:1320

約数の個数: 64

約数和(自身を含む): 78667200

約数和(自身を除く): 48439240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1213, 1246, 1780, 2426, 2492, 3115, 3560, 4852, 4984, 6065, 6230, 8491, 9704, 12130, 12460, 16982, 24260, 24920, 33964, 42455, 48520, 67928, 84910, 107957, 169820, 215914, 339640, 431828, 539785, 755699, 863656, 1079570, 1511398, 2159140, 3022796, 3778495, 4318280, 6045592, 7556990, 15113980, 30227960]

約数ペア:

[(1, 30227960), (2, 15113980), (4, 7556990), (5, 6045592), (7, 4318280), (8, 3778495), (10, 3022796), (14, 2159140), (20, 1511398), (28, 1079570), (35, 863656), (40, 755699), (56, 539785), (70, 431828), (89, 339640), (140, 215914), (178, 169820), (280, 107957), (356, 84910), (445, 67928), (623, 48520), (712, 42455), (890, 33964), (1213, 24920), (1246, 24260), (1780, 16982), (2426, 12460), (2492, 12130), (3115, 9704), (3560, 8491), (4852, 6230), (4984, 6065)]