15661320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6869}}^1$

素因数の和:6902

約数の個数: 64

約数和(自身を含む): 49464000

約数和(自身を除く): 33802680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 6869, 13738, 20607, 27476, 34345, 41214, 54952, 68690, 82428, 103035, 130511, 137380, 164856, 206070, 261022, 274760, 391533, 412140, 522044, 652555, 783066, 824280, 1044088, 1305110, 1566132, 1957665, 2610220, 3132264, 3915330, 5220440, 7830660, 15661320]

約数ペア:

[(1, 15661320), (2, 7830660), (3, 5220440), (4, 3915330), (5, 3132264), (6, 2610220), (8, 1957665), (10, 1566132), (12, 1305110), (15, 1044088), (19, 824280), (20, 783066), (24, 652555), (30, 522044), (38, 412140), (40, 391533), (57, 274760), (60, 261022), (76, 206070), (95, 164856), (114, 137380), (120, 130511), (152, 103035), (190, 82428), (228, 68690), (285, 54952), (380, 41214), (456, 34345), (570, 27476), (760, 20607), (1140, 13738), (2280, 6869)]