57460760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1259}}^1$

素因数の和:1440

約数の個数: 64

約数和(自身を含む): 148780800

約数和(自身を除く): 91320040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1259, 1304, 1630, 2282, 2518, 3260, 4564, 5036, 5705, 6295, 6520, 8813, 9128, 10072, 11410, 12590, 17626, 22820, 25180, 35252, 44065, 45640, 50360, 70504, 88130, 176260, 205217, 352520, 410434, 820868, 1026085, 1436519, 1641736, 2052170, 2873038, 4104340, 5746076, 7182595, 8208680, 11492152, 14365190, 28730380, 57460760]

約数ペア:

[(1, 57460760), (2, 28730380), (4, 14365190), (5, 11492152), (7, 8208680), (8, 7182595), (10, 5746076), (14, 4104340), (20, 2873038), (28, 2052170), (35, 1641736), (40, 1436519), (56, 1026085), (70, 820868), (140, 410434), (163, 352520), (280, 205217), (326, 176260), (652, 88130), (815, 70504), (1141, 50360), (1259, 45640), (1304, 44065), (1630, 35252), (2282, 25180), (2518, 22820), (3260, 17626), (4564, 12590), (5036, 11410), (5705, 10072), (6295, 9128), (6520, 8813)]