8264280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1204

約数の個数: 64

約数和(自身を含む): 25221600

約数和(自身を除く): 16957320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1129, 1220, 1464, 1830, 2258, 2440, 3387, 3660, 4516, 5645, 6774, 7320, 9032, 11290, 13548, 16935, 22580, 27096, 33870, 45160, 67740, 68869, 135480, 137738, 206607, 275476, 344345, 413214, 550952, 688690, 826428, 1033035, 1377380, 1652856, 2066070, 2754760, 4132140, 8264280]

約数ペア:

[(1, 8264280), (2, 4132140), (3, 2754760), (4, 2066070), (5, 1652856), (6, 1377380), (8, 1033035), (10, 826428), (12, 688690), (15, 550952), (20, 413214), (24, 344345), (30, 275476), (40, 206607), (60, 137738), (61, 135480), (120, 68869), (122, 67740), (183, 45160), (244, 33870), (305, 27096), (366, 22580), (488, 16935), (610, 13548), (732, 11290), (915, 9032), (1129, 7320), (1220, 6774), (1464, 5645), (1830, 4516), (2258, 3660), (2440, 3387)]