408571072

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 168

約数和(自身を含む): 1045207968

約数和(自身を除く): 636636896

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 73, 91, 104, 112, 124, 146, 182, 208, 217, 224, 248, 292, 364, 403, 416, 434, 448, 496, 511, 584, 728, 806, 832, 868, 949, 961, 992, 1022, 1168, 1456, 1612, 1736, 1898, 1922, 1984, 2044, 2263, 2336, 2821, 2912, 3224, 3472, 3796, 3844, 4088, 4526, 4672, 5642, 5824, 6448, 6643, 6727, 6944, 7592, 7688, 8176, 9052, 11284, 12493, 12896, 13286, 13454, 13888, 15184, 15376, 15841, 16352, 18104, 22568, 24986, 25792, 26572, 26908, 29419, 30368, 30752, 31682, 32704, 36208, 45136, 49972, 53144, 53816, 58838, 60736, 61504, 63364, 70153, 72416, 87451, 90272, 99944, 106288, 107632, 117676, 126728, 140306, 144832, 174902, 180544, 199888, 205933, 212576, 215264, 235352, 253456, 280612, 349804, 399776, 411866, 425152, 430528, 470704, 491071, 506912, 561224, 699608, 799552, 823732, 911989, 941408, 982142, 1013824, 1122448, 1399216, 1647464, 1823978, 1882816, 1964284, 2244896, 2798432, 3294928, 3647956, 3928568, 4489792, 5596864, 6383923, 6589856, 7295912, 7857136, 12767846, 13179712, 14591824, 15714272, 25535692, 29183648, 31428544, 51071384, 58367296, 102142768, 204285536, 408571072]

約数ペア:

[(1, 408571072), (2, 204285536), (4, 102142768), (7, 58367296), (8, 51071384), (13, 31428544), (14, 29183648), (16, 25535692), (26, 15714272), (28, 14591824), (31, 13179712), (32, 12767846), (52, 7857136), (56, 7295912), (62, 6589856), (64, 6383923), (73, 5596864), (91, 4489792), (104, 3928568), (112, 3647956), (124, 3294928), (146, 2798432), (182, 2244896), (208, 1964284), (217, 1882816), (224, 1823978), (248, 1647464), (292, 1399216), (364, 1122448), (403, 1013824), (416, 982142), (434, 941408), (448, 911989), (496, 823732), (511, 799552), (584, 699608), (728, 561224), (806, 506912), (832, 491071), (868, 470704), (949, 430528), (961, 425152), (992, 411866), (1022, 399776), (1168, 349804), (1456, 280612), (1612, 253456), (1736, 235352), (1898, 215264), (1922, 212576), (1984, 205933), (2044, 199888), (2263, 180544), (2336, 174902), (2821, 144832), (2912, 140306), (3224, 126728), (3472, 117676), (3796, 107632), (3844, 106288), (4088, 99944), (4526, 90272), (4672, 87451), (5642, 72416), (5824, 70153), (6448, 63364), (6643, 61504), (6727, 60736), (6944, 58838), (7592, 53816), (7688, 53144), (8176, 49972), (9052, 45136), (11284, 36208), (12493, 32704), (12896, 31682), (13286, 30752), (13454, 30368), (13888, 29419), (15184, 26908), (15376, 26572), (15841, 25792), (16352, 24986), (18104, 22568)]