128535179968

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{8461}}^1$

素因数の和:8567

約数の個数: 168

約数和(自身を含む): 298802358960

約数和(自身を除く): 170267178992

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 152, 208, 247, 248, 304, 403, 416, 494, 496, 589, 608, 806, 832, 961, 988, 992, 1178, 1216, 1612, 1922, 1976, 1984, 2356, 3224, 3844, 3952, 4712, 6448, 7657, 7688, 7904, 8461, 9424, 12493, 12896, 15314, 15376, 15808, 16922, 18259, 18848, 24986, 25792, 30628, 30752, 33844, 36518, 37696, 49972, 61256, 61504, 67688, 73036, 99944, 109993, 122512, 135376, 146072, 160759, 199888, 219986, 237367, 245024, 262291, 270752, 292144, 321518, 399776, 439972, 474734, 490048, 524582, 541504, 584288, 643036, 799552, 879944, 949468, 1049164, 1168576, 1286072, 1759888, 1898936, 2089867, 2098328, 2572144, 3409783, 3519776, 3797872, 4179734, 4196656, 4983529, 5144288, 6819566, 7039552, 7595744, 8131021, 8359468, 8393312, 9967058, 10288576, 13639132, 15191488, 16262042, 16718936, 16786624, 19934116, 27278264, 32524084, 33437872, 39868232, 54556528, 64785877, 65048168, 66875744, 79736464, 105703273, 109113056, 129571754, 130096336, 133751488, 154489399, 159472928, 211406546, 218226112, 259143508, 260192672, 308978798, 318945856, 422813092, 518287016, 520385344, 617957596, 845626184, 1036574032, 1235915192, 1691252368, 2008362187, 2073148064, 2471830384, 3382504736, 4016724374, 4146296128, 4943660768, 6765009472, 8033448748, 9887321536, 16066897496, 32133794992, 64267589984, 128535179968]

約数ペア:

[(1, 128535179968), (2, 64267589984), (4, 32133794992), (8, 16066897496), (13, 9887321536), (16, 8033448748), (19, 6765009472), (26, 4943660768), (31, 4146296128), (32, 4016724374), (38, 3382504736), (52, 2471830384), (62, 2073148064), (64, 2008362187), (76, 1691252368), (104, 1235915192), (124, 1036574032), (152, 845626184), (208, 617957596), (247, 520385344), (248, 518287016), (304, 422813092), (403, 318945856), (416, 308978798), (494, 260192672), (496, 259143508), (589, 218226112), (608, 211406546), (806, 159472928), (832, 154489399), (961, 133751488), (988, 130096336), (992, 129571754), (1178, 109113056), (1216, 105703273), (1612, 79736464), (1922, 66875744), (1976, 65048168), (1984, 64785877), (2356, 54556528), (3224, 39868232), (3844, 33437872), (3952, 32524084), (4712, 27278264), (6448, 19934116), (7657, 16786624), (7688, 16718936), (7904, 16262042), (8461, 15191488), (9424, 13639132), (12493, 10288576), (12896, 9967058), (15314, 8393312), (15376, 8359468), (15808, 8131021), (16922, 7595744), (18259, 7039552), (18848, 6819566), (24986, 5144288), (25792, 4983529), (30628, 4196656), (30752, 4179734), (33844, 3797872), (36518, 3519776), (37696, 3409783), (49972, 2572144), (61256, 2098328), (61504, 2089867), (67688, 1898936), (73036, 1759888), (99944, 1286072), (109993, 1168576), (122512, 1049164), (135376, 949468), (146072, 879944), (160759, 799552), (199888, 643036), (219986, 584288), (237367, 541504), (245024, 524582), (262291, 490048), (270752, 474734), (292144, 439972), (321518, 399776)]