645131328

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{383}}^1$

素因数の和:712

約数の個数: 112

約数和(自身を含む): 1772814336

約数和(自身を除く): 1127683008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 186, 192, 248, 283, 372, 383, 496, 566, 744, 766, 849, 992, 1132, 1149, 1488, 1532, 1698, 1984, 2264, 2298, 2976, 3064, 3396, 4528, 4596, 5952, 6128, 6792, 8773, 9056, 9192, 11873, 12256, 13584, 17546, 18112, 18384, 23746, 24512, 26319, 27168, 35092, 35619, 36768, 47492, 52638, 54336, 70184, 71238, 73536, 94984, 105276, 108389, 140368, 142476, 189968, 210552, 216778, 280736, 284952, 325167, 379936, 421104, 433556, 561472, 569904, 650334, 759872, 842208, 867112, 1139808, 1300668, 1684416, 1734224, 2279616, 2601336, 3360059, 3468448, 5202672, 6720118, 6936896, 10080177, 10405344, 13440236, 20160354, 20810688, 26880472, 40320708, 53760944, 80641416, 107521888, 161282832, 215043776, 322565664, 645131328]

約数ペア:

[(1, 645131328), (2, 322565664), (3, 215043776), (4, 161282832), (6, 107521888), (8, 80641416), (12, 53760944), (16, 40320708), (24, 26880472), (31, 20810688), (32, 20160354), (48, 13440236), (62, 10405344), (64, 10080177), (93, 6936896), (96, 6720118), (124, 5202672), (186, 3468448), (192, 3360059), (248, 2601336), (283, 2279616), (372, 1734224), (383, 1684416), (496, 1300668), (566, 1139808), (744, 867112), (766, 842208), (849, 759872), (992, 650334), (1132, 569904), (1149, 561472), (1488, 433556), (1532, 421104), (1698, 379936), (1984, 325167), (2264, 284952), (2298, 280736), (2976, 216778), (3064, 210552), (3396, 189968), (4528, 142476), (4596, 140368), (5952, 108389), (6128, 105276), (6792, 94984), (8773, 73536), (9056, 71238), (9192, 70184), (11873, 54336), (12256, 52638), (13584, 47492), (17546, 36768), (18112, 35619), (18384, 35092), (23746, 27168), (24512, 26319)]