131971584

素因数分解:

$2^9\times 3^1\times {\mathrm{151}}^1\times {\mathrm{569}}^1$

素因数の和:741

約数の個数: 80

約数和(自身を含む): 354530880

約数和(自身を除く): 222559296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 151, 192, 256, 302, 384, 453, 512, 569, 604, 768, 906, 1138, 1208, 1536, 1707, 1812, 2276, 2416, 3414, 3624, 4552, 4832, 6828, 7248, 9104, 9664, 13656, 14496, 18208, 19328, 27312, 28992, 36416, 38656, 54624, 57984, 72832, 77312, 85919, 109248, 115968, 145664, 171838, 218496, 231936, 257757, 291328, 343676, 436992, 515514, 687352, 873984, 1031028, 1374704, 2062056, 2749408, 4124112, 5498816, 8248224, 10997632, 16496448, 21995264, 32992896, 43990528, 65985792, 131971584]

約数ペア:

[(1, 131971584), (2, 65985792), (3, 43990528), (4, 32992896), (6, 21995264), (8, 16496448), (12, 10997632), (16, 8248224), (24, 5498816), (32, 4124112), (48, 2749408), (64, 2062056), (96, 1374704), (128, 1031028), (151, 873984), (192, 687352), (256, 515514), (302, 436992), (384, 343676), (453, 291328), (512, 257757), (569, 231936), (604, 218496), (768, 171838), (906, 145664), (1138, 115968), (1208, 109248), (1536, 85919), (1707, 77312), (1812, 72832), (2276, 57984), (2416, 54624), (3414, 38656), (3624, 36416), (4552, 28992), (4832, 27312), (6828, 19328), (7248, 18208), (9104, 14496), (9664, 13656)]