646090825856

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1721}}^1\times {\mathrm{18217}}^1$

素因数の和:19982

約数の個数: 128

約数和(自身を含む): 1535943548160

約数和(自身を除く): 889852722304

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 322, 368, 448, 644, 736, 896, 1288, 1472, 1721, 2576, 2944, 3442, 5152, 6884, 10304, 12047, 13768, 18217, 20608, 24094, 27536, 36434, 39583, 48188, 55072, 72868, 79166, 96376, 110144, 127519, 145736, 158332, 192752, 220288, 255038, 277081, 291472, 316664, 385504, 418991, 510076, 554162, 582944, 633328, 771008, 837982, 1020152, 1108324, 1165888, 1266656, 1542016, 1675964, 2040304, 2216648, 2331776, 2533312, 2932937, 3351928, 4080608, 4433296, 5066624, 5865874, 6703856, 8161216, 8866592, 11731748, 13407712, 16322432, 17733184, 23463496, 26815424, 31351457, 35466368, 46926992, 53630848, 62702914, 93853984, 125405828, 187707968, 219460199, 250811656, 375415936, 438920398, 501623312, 721083511, 877840796, 1003246624, 1442167022, 1755681592, 2006493248, 2884334044, 3511363184, 4012986496, 5047584577, 5768668088, 7022726368, 10095169154, 11537336176, 14045452736, 20190338308, 23074672352, 28090905472, 40380676616, 46149344704, 80761353232, 92298689408, 161522706464, 323045412928, 646090825856]

約数ペア:

[(1, 646090825856), (2, 323045412928), (4, 161522706464), (7, 92298689408), (8, 80761353232), (14, 46149344704), (16, 40380676616), (23, 28090905472), (28, 23074672352), (32, 20190338308), (46, 14045452736), (56, 11537336176), (64, 10095169154), (92, 7022726368), (112, 5768668088), (128, 5047584577), (161, 4012986496), (184, 3511363184), (224, 2884334044), (322, 2006493248), (368, 1755681592), (448, 1442167022), (644, 1003246624), (736, 877840796), (896, 721083511), (1288, 501623312), (1472, 438920398), (1721, 375415936), (2576, 250811656), (2944, 219460199), (3442, 187707968), (5152, 125405828), (6884, 93853984), (10304, 62702914), (12047, 53630848), (13768, 46926992), (18217, 35466368), (20608, 31351457), (24094, 26815424), (27536, 23463496), (36434, 17733184), (39583, 16322432), (48188, 13407712), (55072, 11731748), (72868, 8866592), (79166, 8161216), (96376, 6703856), (110144, 5865874), (127519, 5066624), (145736, 4433296), (158332, 4080608), (192752, 3351928), (220288, 2932937), (255038, 2533312), (277081, 2331776), (291472, 2216648), (316664, 2040304), (385504, 1675964), (418991, 1542016), (510076, 1266656), (554162, 1165888), (582944, 1108324), (633328, 1020152), (771008, 837982)]