309240128

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1973}}^1$

素因数の和:2095

約数の個数: 56

約数和(自身を含む): 641786880

約数和(自身を除く): 332546752

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 124, 158, 248, 316, 496, 632, 992, 1264, 1973, 1984, 2449, 2528, 3946, 4898, 5056, 7892, 9796, 15784, 19592, 31568, 39184, 61163, 63136, 78368, 122326, 126272, 155867, 156736, 244652, 311734, 489304, 623468, 978608, 1246936, 1957216, 2493872, 3914432, 4831877, 4987744, 9663754, 9975488, 19327508, 38655016, 77310032, 154620064, 309240128]

約数ペア:

[(1, 309240128), (2, 154620064), (4, 77310032), (8, 38655016), (16, 19327508), (31, 9975488), (32, 9663754), (62, 4987744), (64, 4831877), (79, 3914432), (124, 2493872), (158, 1957216), (248, 1246936), (316, 978608), (496, 623468), (632, 489304), (992, 311734), (1264, 244652), (1973, 156736), (1984, 155867), (2449, 126272), (2528, 122326), (3946, 78368), (4898, 63136), (5056, 61163), (7892, 39184), (9796, 31568), (15784, 19592)]