228469780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13487}}^1$

素因数の和:13525

約数の個数: 72

約数和(自身を含む): 602751744

約数和(自身を除く): 374281964

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, 8470, 13487, 16940, 26974, 53948, 67435, 94409, 134870, 148357, 188818, 269740, 296714, 377636, 472045, 593428, 741785, 944090, 1038499, 1483570, 1631927, 1888180, 2076998, 2967140, 3263854, 4153996, 5192495, 6527708, 8159635, 10384990, 11423489, 16319270, 20769980, 22846978, 32638540, 45693956, 57117445, 114234890, 228469780]

約数ペア:

[(1, 228469780), (2, 114234890), (4, 57117445), (5, 45693956), (7, 32638540), (10, 22846978), (11, 20769980), (14, 16319270), (20, 11423489), (22, 10384990), (28, 8159635), (35, 6527708), (44, 5192495), (55, 4153996), (70, 3263854), (77, 2967140), (110, 2076998), (121, 1888180), (140, 1631927), (154, 1483570), (220, 1038499), (242, 944090), (308, 741785), (385, 593428), (484, 472045), (605, 377636), (770, 296714), (847, 269740), (1210, 188818), (1540, 148357), (1694, 134870), (2420, 94409), (3388, 67435), (4235, 53948), (8470, 26974), (13487, 16940)]