646653696

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:542

約数の個数: 144

約数和(自身を含む): 1868052480

約数和(自身を除く): 1221398784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 239, 256, 271, 312, 384, 416, 478, 542, 624, 717, 768, 813, 832, 956, 1084, 1248, 1434, 1626, 1664, 1912, 2168, 2496, 2868, 3107, 3252, 3328, 3523, 3824, 4336, 4992, 5736, 6214, 6504, 7046, 7648, 8672, 9321, 9984, 10569, 11472, 12428, 13008, 14092, 15296, 17344, 18642, 21138, 22944, 24856, 26016, 28184, 30592, 34688, 37284, 42276, 45888, 49712, 52032, 56368, 61184, 64769, 69376, 74568, 84552, 91776, 99424, 104064, 112736, 129538, 149136, 169104, 183552, 194307, 198848, 208128, 225472, 259076, 298272, 338208, 388614, 397696, 450944, 518152, 596544, 676416, 777228, 795392, 841997, 901888, 1036304, 1193088, 1352832, 1554456, 1683994, 2072608, 2386176, 2525991, 2705664, 3108912, 3367988, 4145216, 5051982, 6217824, 6735976, 8290432, 10103964, 12435648, 13471952, 16580864, 20207928, 24871296, 26943904, 40415856, 49742592, 53887808, 80831712, 107775616, 161663424, 215551232, 323326848, 646653696]

約数ペア:

[(1, 646653696), (2, 323326848), (3, 215551232), (4, 161663424), (6, 107775616), (8, 80831712), (12, 53887808), (13, 49742592), (16, 40415856), (24, 26943904), (26, 24871296), (32, 20207928), (39, 16580864), (48, 13471952), (52, 12435648), (64, 10103964), (78, 8290432), (96, 6735976), (104, 6217824), (128, 5051982), (156, 4145216), (192, 3367988), (208, 3108912), (239, 2705664), (256, 2525991), (271, 2386176), (312, 2072608), (384, 1683994), (416, 1554456), (478, 1352832), (542, 1193088), (624, 1036304), (717, 901888), (768, 841997), (813, 795392), (832, 777228), (956, 676416), (1084, 596544), (1248, 518152), (1434, 450944), (1626, 397696), (1664, 388614), (1912, 338208), (2168, 298272), (2496, 259076), (2868, 225472), (3107, 208128), (3252, 198848), (3328, 194307), (3523, 183552), (3824, 169104), (4336, 149136), (4992, 129538), (5736, 112736), (6214, 104064), (6504, 99424), (7046, 91776), (7648, 84552), (8672, 74568), (9321, 69376), (9984, 64769), (10569, 61184), (11472, 56368), (12428, 52032), (13008, 49712), (14092, 45888), (15296, 42276), (17344, 37284), (18642, 34688), (21138, 30592), (22944, 28184), (24856, 26016)]