404986890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{881}}^1$

素因数の和:1108

約数の個数: 128

約数和(自身を含む): 1219276800

約数和(自身を除く): 814289910

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 199, 210, 231, 330, 385, 398, 462, 597, 770, 881, 995, 1155, 1194, 1393, 1762, 1990, 2189, 2310, 2643, 2786, 2985, 4179, 4378, 4405, 5286, 5970, 6167, 6567, 6965, 8358, 8810, 9691, 10945, 12334, 13134, 13215, 13930, 15323, 18501, 19382, 20895, 21890, 26430, 29073, 30646, 30835, 32835, 37002, 41790, 45969, 48455, 58146, 61670, 65670, 67837, 76615, 91938, 92505, 96910, 135674, 145365, 153230, 175319, 185010, 203511, 229845, 290730, 339185, 350638, 407022, 459690, 525957, 678370, 876595, 1017555, 1051914, 1227233, 1753190, 1928509, 2035110, 2454466, 2629785, 3681699, 3857018, 5259570, 5785527, 6136165, 7363398, 9642545, 11571054, 12272330, 13499563, 18408495, 19285090, 26999126, 28927635, 36816990, 40498689, 57855270, 67497815, 80997378, 134995630, 202493445, 404986890]

約数ペア:

[(1, 404986890), (2, 202493445), (3, 134995630), (5, 80997378), (6, 67497815), (7, 57855270), (10, 40498689), (11, 36816990), (14, 28927635), (15, 26999126), (21, 19285090), (22, 18408495), (30, 13499563), (33, 12272330), (35, 11571054), (42, 9642545), (55, 7363398), (66, 6136165), (70, 5785527), (77, 5259570), (105, 3857018), (110, 3681699), (154, 2629785), (165, 2454466), (199, 2035110), (210, 1928509), (231, 1753190), (330, 1227233), (385, 1051914), (398, 1017555), (462, 876595), (597, 678370), (770, 525957), (881, 459690), (995, 407022), (1155, 350638), (1194, 339185), (1393, 290730), (1762, 229845), (1990, 203511), (2189, 185010), (2310, 175319), (2643, 153230), (2786, 145365), (2985, 135674), (4179, 96910), (4378, 92505), (4405, 91938), (5286, 76615), (5970, 67837), (6167, 65670), (6567, 61670), (6965, 58146), (8358, 48455), (8810, 45969), (9691, 41790), (10945, 37002), (12334, 32835), (13134, 30835), (13215, 30646), (13930, 29073), (15323, 26430), (18501, 21890), (19382, 20895)]