645657984

素因数分解:

$2^7\times 3^2\times {\mathrm{137}}^1\times {\mathrm{4091}}^1$

素因数の和:4248

約数の個数: 96

約数和(自身を含む): 1871967240

約数和(自身を除く): 1226309256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 137, 144, 192, 274, 288, 384, 411, 548, 576, 822, 1096, 1152, 1233, 1644, 2192, 2466, 3288, 4091, 4384, 4932, 6576, 8182, 8768, 9864, 12273, 13152, 16364, 17536, 19728, 24546, 26304, 32728, 36819, 39456, 49092, 52608, 65456, 73638, 78912, 98184, 130912, 147276, 157824, 196368, 261824, 294552, 392736, 523648, 560467, 589104, 785472, 1120934, 1178208, 1570944, 1681401, 2241868, 2356416, 3362802, 4483736, 4712832, 5044203, 6725604, 8967472, 10088406, 13451208, 17934944, 20176812, 26902416, 35869888, 40353624, 53804832, 71739776, 80707248, 107609664, 161414496, 215219328, 322828992, 645657984]

約数ペア:

[(1, 645657984), (2, 322828992), (3, 215219328), (4, 161414496), (6, 107609664), (8, 80707248), (9, 71739776), (12, 53804832), (16, 40353624), (18, 35869888), (24, 26902416), (32, 20176812), (36, 17934944), (48, 13451208), (64, 10088406), (72, 8967472), (96, 6725604), (128, 5044203), (137, 4712832), (144, 4483736), (192, 3362802), (274, 2356416), (288, 2241868), (384, 1681401), (411, 1570944), (548, 1178208), (576, 1120934), (822, 785472), (1096, 589104), (1152, 560467), (1233, 523648), (1644, 392736), (2192, 294552), (2466, 261824), (3288, 196368), (4091, 157824), (4384, 147276), (4932, 130912), (6576, 98184), (8182, 78912), (8768, 73638), (9864, 65456), (12273, 52608), (13152, 49092), (16364, 39456), (17536, 36819), (19728, 32728), (24546, 26304)]