1447981312

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:919

約数の個数: 72

約数和(自身を含む): 2976881600

約数和(自身を除く): 1528900288

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 199, 256, 344, 398, 661, 688, 796, 1322, 1376, 1592, 2644, 2752, 3184, 5288, 5504, 6368, 8557, 10576, 11008, 12736, 17114, 21152, 25472, 28423, 34228, 42304, 50944, 56846, 68456, 84608, 113692, 131539, 136912, 169216, 227384, 263078, 273824, 454768, 526156, 547648, 909536, 1052312, 1095296, 1819072, 2104624, 2190592, 3638144, 4209248, 5656177, 7276288, 8418496, 11312354, 16836992, 22624708, 33673984, 45249416, 90498832, 180997664, 361995328, 723990656, 1447981312]

約数ペア:

[(1, 1447981312), (2, 723990656), (4, 361995328), (8, 180997664), (16, 90498832), (32, 45249416), (43, 33673984), (64, 22624708), (86, 16836992), (128, 11312354), (172, 8418496), (199, 7276288), (256, 5656177), (344, 4209248), (398, 3638144), (661, 2190592), (688, 2104624), (796, 1819072), (1322, 1095296), (1376, 1052312), (1592, 909536), (2644, 547648), (2752, 526156), (3184, 454768), (5288, 273824), (5504, 263078), (6368, 227384), (8557, 169216), (10576, 136912), (11008, 131539), (12736, 113692), (17114, 84608), (21152, 68456), (25472, 56846), (28423, 50944), (34228, 42304)]