42480680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 107442720

約数和(自身を除く): 64962040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 121, 131, 134, 220, 242, 262, 268, 335, 440, 484, 524, 536, 605, 655, 670, 737, 968, 1048, 1210, 1310, 1340, 1441, 1474, 2420, 2620, 2680, 2882, 2948, 3685, 4840, 5240, 5764, 5896, 7205, 7370, 8107, 8777, 11528, 14410, 14740, 15851, 16214, 17554, 28820, 29480, 31702, 32428, 35108, 40535, 43885, 57640, 63404, 64856, 70216, 79255, 81070, 87770, 96547, 126808, 158510, 162140, 175540, 193094, 317020, 324280, 351080, 386188, 482735, 634040, 772376, 965470, 1062017, 1930940, 2124034, 3861880, 4248068, 5310085, 8496136, 10620170, 21240340, 42480680]

約数ペア:

[(1, 42480680), (2, 21240340), (4, 10620170), (5, 8496136), (8, 5310085), (10, 4248068), (11, 3861880), (20, 2124034), (22, 1930940), (40, 1062017), (44, 965470), (55, 772376), (67, 634040), (88, 482735), (110, 386188), (121, 351080), (131, 324280), (134, 317020), (220, 193094), (242, 175540), (262, 162140), (268, 158510), (335, 126808), (440, 96547), (484, 87770), (524, 81070), (536, 79255), (605, 70216), (655, 64856), (670, 63404), (737, 57640), (968, 43885), (1048, 40535), (1210, 35108), (1310, 32428), (1340, 31702), (1441, 29480), (1474, 28820), (2420, 17554), (2620, 16214), (2680, 15851), (2882, 14740), (2948, 14410), (3685, 11528), (4840, 8777), (5240, 8107), (5764, 7370), (5896, 7205)]