64737960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{77069}}^1$

素因数の和:77090

約数の個数: 64

約数和(自身を含む): 221961600

約数和(自身を除く): 157223640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 77069, 154138, 231207, 308276, 385345, 462414, 539483, 616552, 770690, 924828, 1078966, 1156035, 1541380, 1618449, 1849656, 2157932, 2312070, 2697415, 3082760, 3236898, 4315864, 4624140, 5394830, 6473796, 8092245, 9248280, 10789660, 12947592, 16184490, 21579320, 32368980, 64737960]

約数ペア:

[(1, 64737960), (2, 32368980), (3, 21579320), (4, 16184490), (5, 12947592), (6, 10789660), (7, 9248280), (8, 8092245), (10, 6473796), (12, 5394830), (14, 4624140), (15, 4315864), (20, 3236898), (21, 3082760), (24, 2697415), (28, 2312070), (30, 2157932), (35, 1849656), (40, 1618449), (42, 1541380), (56, 1156035), (60, 1078966), (70, 924828), (84, 770690), (105, 616552), (120, 539483), (140, 462414), (168, 385345), (210, 308276), (280, 231207), (420, 154138), (840, 77069)]