30718160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:612

約数の個数: 80

約数和(自身を含む): 79227072

約数和(自身を除く): 48508912

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 67, 80, 88, 110, 134, 176, 220, 268, 335, 440, 521, 536, 670, 737, 880, 1042, 1072, 1340, 1474, 2084, 2605, 2680, 2948, 3685, 4168, 5210, 5360, 5731, 5896, 7370, 8336, 10420, 11462, 11792, 14740, 20840, 22924, 28655, 29480, 34907, 41680, 45848, 57310, 58960, 69814, 91696, 114620, 139628, 174535, 229240, 279256, 349070, 383977, 458480, 558512, 698140, 767954, 1396280, 1535908, 1919885, 2792560, 3071816, 3839770, 6143632, 7679540, 15359080, 30718160]

約数ペア:

[(1, 30718160), (2, 15359080), (4, 7679540), (5, 6143632), (8, 3839770), (10, 3071816), (11, 2792560), (16, 1919885), (20, 1535908), (22, 1396280), (40, 767954), (44, 698140), (55, 558512), (67, 458480), (80, 383977), (88, 349070), (110, 279256), (134, 229240), (176, 174535), (220, 139628), (268, 114620), (335, 91696), (440, 69814), (521, 58960), (536, 57310), (670, 45848), (737, 41680), (880, 34907), (1042, 29480), (1072, 28655), (1340, 22924), (1474, 20840), (2084, 14740), (2605, 11792), (2680, 11462), (2948, 10420), (3685, 8336), (4168, 7370), (5210, 5896), (5360, 5731)]