30076760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{659}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 77932800

約数和(自身を除く): 47856040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 659, 815, 1141, 1304, 1318, 1630, 2282, 2636, 3260, 3295, 4564, 4613, 5272, 5705, 6520, 6590, 9128, 9226, 11410, 13180, 18452, 22820, 23065, 26360, 36904, 45640, 46130, 92260, 107417, 184520, 214834, 429668, 537085, 751919, 859336, 1074170, 1503838, 2148340, 3007676, 3759595, 4296680, 6015352, 7519190, 15038380, 30076760]

約数ペア:

[(1, 30076760), (2, 15038380), (4, 7519190), (5, 6015352), (7, 4296680), (8, 3759595), (10, 3007676), (14, 2148340), (20, 1503838), (28, 1074170), (35, 859336), (40, 751919), (56, 537085), (70, 429668), (140, 214834), (163, 184520), (280, 107417), (326, 92260), (652, 46130), (659, 45640), (815, 36904), (1141, 26360), (1304, 23065), (1318, 22820), (1630, 18452), (2282, 13180), (2636, 11410), (3260, 9226), (3295, 9128), (4564, 6590), (4613, 6520), (5272, 5705)]