31877520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{419}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 99368640

約数和(自身を除く): 67491120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 317, 419, 634, 838, 951, 1257, 1268, 1585, 1676, 1902, 2095, 2514, 2536, 3170, 3352, 3804, 4190, 4755, 5028, 5072, 6285, 6340, 6704, 7608, 8380, 9510, 10056, 12570, 12680, 15216, 16760, 19020, 20112, 25140, 25360, 33520, 38040, 50280, 76080, 100560, 132823, 265646, 398469, 531292, 664115, 796938, 1062584, 1328230, 1593876, 1992345, 2125168, 2656460, 3187752, 3984690, 5312920, 6375504, 7969380, 10625840, 15938760, 31877520]

約数ペア:

[(1, 31877520), (2, 15938760), (3, 10625840), (4, 7969380), (5, 6375504), (6, 5312920), (8, 3984690), (10, 3187752), (12, 2656460), (15, 2125168), (16, 1992345), (20, 1593876), (24, 1328230), (30, 1062584), (40, 796938), (48, 664115), (60, 531292), (80, 398469), (120, 265646), (240, 132823), (317, 100560), (419, 76080), (634, 50280), (838, 38040), (951, 33520), (1257, 25360), (1268, 25140), (1585, 20112), (1676, 19020), (1902, 16760), (2095, 15216), (2514, 12680), (2536, 12570), (3170, 10056), (3352, 9510), (3804, 8380), (4190, 7608), (4755, 6704), (5028, 6340), (5072, 6285)]