641601792

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:757

約数の個数: 216

約数和(自身を含む): 2059436288

約数和(自身を除く): 1417834496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 64, 72, 78, 93, 96, 104, 117, 124, 128, 144, 156, 186, 192, 208, 234, 248, 256, 279, 288, 312, 372, 384, 403, 416, 468, 496, 558, 576, 624, 691, 744, 768, 806, 832, 936, 992, 1116, 1152, 1209, 1248, 1382, 1488, 1612, 1664, 1872, 1984, 2073, 2232, 2304, 2418, 2496, 2764, 2976, 3224, 3328, 3627, 3744, 3968, 4146, 4464, 4836, 4992, 5528, 5952, 6219, 6448, 7254, 7488, 7936, 8292, 8928, 8983, 9672, 9984, 11056, 11904, 12438, 12896, 14508, 14976, 16584, 17856, 17966, 19344, 21421, 22112, 23808, 24876, 25792, 26949, 29016, 29952, 33168, 35712, 35932, 38688, 42842, 44224, 49752, 51584, 53898, 58032, 64263, 66336, 71424, 71864, 77376, 80847, 85684, 88448, 99504, 103168, 107796, 116064, 128526, 132672, 143728, 154752, 161694, 171368, 176896, 192789, 199008, 215592, 232128, 257052, 265344, 278473, 287456, 309504, 323388, 342736, 385578, 398016, 431184, 464256, 514104, 530688, 556946, 574912, 646776, 685472, 771156, 796032, 835419, 862368, 928512, 1028208, 1113892, 1149824, 1293552, 1370944, 1542312, 1592064, 1670838, 1724736, 2056416, 2227784, 2299648, 2506257, 2587104, 2741888, 3084624, 3341676, 3449472, 4112832, 4455568, 5012514, 5174208, 5483776, 6169248, 6683352, 6898944, 8225664, 8911136, 10025028, 10348416, 12338496, 13366704, 16451328, 17822272, 20050056, 20696832, 24676992, 26733408, 35644544, 40100112, 49353984, 53466816, 71289088, 80200224, 106933632, 160400448, 213867264, 320800896, 641601792]

約数ペア:

[(1, 641601792), (2, 320800896), (3, 213867264), (4, 160400448), (6, 106933632), (8, 80200224), (9, 71289088), (12, 53466816), (13, 49353984), (16, 40100112), (18, 35644544), (24, 26733408), (26, 24676992), (31, 20696832), (32, 20050056), (36, 17822272), (39, 16451328), (48, 13366704), (52, 12338496), (62, 10348416), (64, 10025028), (72, 8911136), (78, 8225664), (93, 6898944), (96, 6683352), (104, 6169248), (117, 5483776), (124, 5174208), (128, 5012514), (144, 4455568), (156, 4112832), (186, 3449472), (192, 3341676), (208, 3084624), (234, 2741888), (248, 2587104), (256, 2506257), (279, 2299648), (288, 2227784), (312, 2056416), (372, 1724736), (384, 1670838), (403, 1592064), (416, 1542312), (468, 1370944), (496, 1293552), (558, 1149824), (576, 1113892), (624, 1028208), (691, 928512), (744, 862368), (768, 835419), (806, 796032), (832, 771156), (936, 685472), (992, 646776), (1116, 574912), (1152, 556946), (1209, 530688), (1248, 514104), (1382, 464256), (1488, 431184), (1612, 398016), (1664, 385578), (1872, 342736), (1984, 323388), (2073, 309504), (2232, 287456), (2304, 278473), (2418, 265344), (2496, 257052), (2764, 232128), (2976, 215592), (3224, 199008), (3328, 192789), (3627, 176896), (3744, 171368), (3968, 161694), (4146, 154752), (4464, 143728), (4836, 132672), (4992, 128526), (5528, 116064), (5952, 107796), (6219, 103168), (6448, 99504), (7254, 88448), (7488, 85684), (7936, 80847), (8292, 77376), (8928, 71864), (8983, 71424), (9672, 66336), (9984, 64263), (11056, 58032), (11904, 53898), (12438, 51584), (12896, 49752), (14508, 44224), (14976, 42842), (16584, 38688), (17856, 35932), (17966, 35712), (19344, 33168), (21421, 29952), (22112, 29016), (23808, 26949), (24876, 25792)]