121738960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1459}}^1$

素因数の和:1628

約数の個数: 80

約数和(自身を含む): 325872000

約数和(自身を除く): 204133040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 560, 596, 745, 1043, 1192, 1459, 1490, 2086, 2384, 2918, 2980, 4172, 5215, 5836, 5960, 7295, 8344, 10213, 10430, 11672, 11920, 14590, 16688, 20426, 20860, 23344, 29180, 40852, 41720, 51065, 58360, 81704, 83440, 102130, 116720, 163408, 204260, 217391, 408520, 434782, 817040, 869564, 1086955, 1521737, 1739128, 2173910, 3043474, 3478256, 4347820, 6086948, 7608685, 8695640, 12173896, 15217370, 17391280, 24347792, 30434740, 60869480, 121738960]

約数ペア:

[(1, 121738960), (2, 60869480), (4, 30434740), (5, 24347792), (7, 17391280), (8, 15217370), (10, 12173896), (14, 8695640), (16, 7608685), (20, 6086948), (28, 4347820), (35, 3478256), (40, 3043474), (56, 2173910), (70, 1739128), (80, 1521737), (112, 1086955), (140, 869564), (149, 817040), (280, 434782), (298, 408520), (560, 217391), (596, 204260), (745, 163408), (1043, 116720), (1192, 102130), (1459, 83440), (1490, 81704), (2086, 58360), (2384, 51065), (2918, 41720), (2980, 40852), (4172, 29180), (5215, 23344), (5836, 20860), (5960, 20426), (7295, 16688), (8344, 14590), (10213, 11920), (10430, 11672)]