256707888

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7673}}^1$

素因数の和:7742

約数の個数: 80

約数和(自身を含む): 719391456

約数和(自身を除く): 462683568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 41, 48, 51, 68, 82, 102, 123, 136, 164, 204, 246, 272, 328, 408, 492, 656, 697, 816, 984, 1394, 1968, 2091, 2788, 4182, 5576, 7673, 8364, 11152, 15346, 16728, 23019, 30692, 33456, 46038, 61384, 92076, 122768, 130441, 184152, 260882, 314593, 368304, 391323, 521764, 629186, 782646, 943779, 1043528, 1258372, 1565292, 1887558, 2087056, 2516744, 3130584, 3775116, 5033488, 5348081, 6261168, 7550232, 10696162, 15100464, 16044243, 21392324, 32088486, 42784648, 64176972, 85569296, 128353944, 256707888]

約数ペア:

[(1, 256707888), (2, 128353944), (3, 85569296), (4, 64176972), (6, 42784648), (8, 32088486), (12, 21392324), (16, 16044243), (17, 15100464), (24, 10696162), (34, 7550232), (41, 6261168), (48, 5348081), (51, 5033488), (68, 3775116), (82, 3130584), (102, 2516744), (123, 2087056), (136, 1887558), (164, 1565292), (204, 1258372), (246, 1043528), (272, 943779), (328, 782646), (408, 629186), (492, 521764), (656, 391323), (697, 368304), (816, 314593), (984, 260882), (1394, 184152), (1968, 130441), (2091, 122768), (2788, 92076), (4182, 61384), (5576, 46038), (7673, 33456), (8364, 30692), (11152, 23019), (15346, 16728)]