256206816

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{28697}}^1$

素因数の和:28744

約数の個数: 72

約数和(自身を含む): 752117184

約数和(自身を除く): 495910368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 28697, 57394, 86091, 114788, 172182, 229576, 258273, 344364, 459152, 516546, 688728, 889607, 918304, 1033092, 1377456, 1779214, 2066184, 2668821, 2754912, 3558428, 4132368, 5337642, 7116856, 8006463, 8264736, 10675284, 14233712, 16012926, 21350568, 28467424, 32025852, 42701136, 64051704, 85402272, 128103408, 256206816]

約数ペア:

[(1, 256206816), (2, 128103408), (3, 85402272), (4, 64051704), (6, 42701136), (8, 32025852), (9, 28467424), (12, 21350568), (16, 16012926), (18, 14233712), (24, 10675284), (31, 8264736), (32, 8006463), (36, 7116856), (48, 5337642), (62, 4132368), (72, 3558428), (93, 2754912), (96, 2668821), (124, 2066184), (144, 1779214), (186, 1377456), (248, 1033092), (279, 918304), (288, 889607), (372, 688728), (496, 516546), (558, 459152), (744, 344364), (992, 258273), (1116, 229576), (1488, 172182), (2232, 114788), (2976, 86091), (4464, 57394), (8928, 28697)]