681801408

素因数分解:

$2^6\times 3^3\times {\mathrm{571}}^1\times {\mathrm{691}}^1$

素因数の和:1283

約数の個数: 112

約数和(自身を含む): 2010785920

約数和(自身を除く): 1328984512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 571, 576, 691, 864, 1142, 1382, 1713, 1728, 2073, 2284, 2764, 3426, 4146, 4568, 5139, 5528, 6219, 6852, 8292, 9136, 10278, 11056, 12438, 13704, 15417, 16584, 18272, 18657, 20556, 22112, 24876, 27408, 30834, 33168, 36544, 37314, 41112, 44224, 49752, 54816, 61668, 66336, 74628, 82224, 99504, 109632, 123336, 132672, 149256, 164448, 199008, 246672, 298512, 328896, 394561, 398016, 493344, 597024, 789122, 986688, 1183683, 1194048, 1578244, 2367366, 3156488, 3551049, 4734732, 6312976, 7102098, 9469464, 10653147, 12625952, 14204196, 18938928, 21306294, 25251904, 28408392, 37877856, 42612588, 56816784, 75755712, 85225176, 113633568, 170450352, 227267136, 340900704, 681801408]

約数ペア:

[(1, 681801408), (2, 340900704), (3, 227267136), (4, 170450352), (6, 113633568), (8, 85225176), (9, 75755712), (12, 56816784), (16, 42612588), (18, 37877856), (24, 28408392), (27, 25251904), (32, 21306294), (36, 18938928), (48, 14204196), (54, 12625952), (64, 10653147), (72, 9469464), (96, 7102098), (108, 6312976), (144, 4734732), (192, 3551049), (216, 3156488), (288, 2367366), (432, 1578244), (571, 1194048), (576, 1183683), (691, 986688), (864, 789122), (1142, 597024), (1382, 493344), (1713, 398016), (1728, 394561), (2073, 328896), (2284, 298512), (2764, 246672), (3426, 199008), (4146, 164448), (4568, 149256), (5139, 132672), (5528, 123336), (6219, 109632), (6852, 99504), (8292, 82224), (9136, 74628), (10278, 66336), (11056, 61668), (12438, 54816), (13704, 49752), (15417, 44224), (16584, 41112), (18272, 37314), (18657, 36544), (20556, 33168), (22112, 30834), (24876, 27408)]