74688460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4409}}^1$

素因数の和:4447

約数の個数: 72

約数和(自身を含む): 197074080

約数和(自身を除く): 122385620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 4409, 8470, 8818, 16940, 17636, 22045, 30863, 44090, 48499, 61726, 88180, 96998, 123452, 154315, 193996, 242495, 308630, 339493, 484990, 533489, 617260, 678986, 969980, 1066978, 1357972, 1697465, 2133956, 2667445, 3394930, 3734423, 5334890, 6789860, 7468846, 10669780, 14937692, 18672115, 37344230, 74688460]

約数ペア:

[(1, 74688460), (2, 37344230), (4, 18672115), (5, 14937692), (7, 10669780), (10, 7468846), (11, 6789860), (14, 5334890), (20, 3734423), (22, 3394930), (28, 2667445), (35, 2133956), (44, 1697465), (55, 1357972), (70, 1066978), (77, 969980), (110, 678986), (121, 617260), (140, 533489), (154, 484990), (220, 339493), (242, 308630), (308, 242495), (385, 193996), (484, 154315), (605, 123452), (770, 96998), (847, 88180), (1210, 61726), (1540, 48499), (1694, 44090), (2420, 30863), (3388, 22045), (4235, 17636), (4409, 16940), (8470, 8818)]