405880272

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{419}}^1$

素因数の和:502

約数の個数: 180

約数和(自身を含む): 1344601440

約数和(自身を除く): 938721168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 84, 93, 112, 124, 126, 144, 168, 186, 217, 248, 252, 279, 336, 372, 419, 434, 496, 504, 558, 651, 744, 838, 868, 961, 1008, 1116, 1257, 1302, 1488, 1676, 1736, 1922, 1953, 2232, 2514, 2604, 2883, 2933, 3352, 3472, 3771, 3844, 3906, 4464, 5028, 5208, 5766, 5866, 6704, 6727, 7542, 7688, 7812, 8649, 8799, 10056, 10416, 11532, 11732, 12989, 13454, 15084, 15376, 15624, 17298, 17598, 20112, 20181, 23064, 23464, 25978, 26397, 26908, 30168, 31248, 34596, 35196, 38967, 40362, 46128, 46928, 51956, 52794, 53816, 60336, 60543, 69192, 70392, 77934, 80724, 90923, 103912, 105588, 107632, 116901, 121086, 138384, 140784, 155868, 161448, 181846, 207824, 211176, 233802, 242172, 272769, 311736, 322896, 363692, 402659, 422352, 467604, 484344, 545538, 623472, 727384, 805318, 818307, 935208, 968688, 1091076, 1207977, 1454768, 1610636, 1636614, 1870416, 2182152, 2415954, 2818613, 3221272, 3273228, 3623931, 4364304, 4831908, 5637226, 6442544, 6546456, 7247862, 8455839, 9663816, 11274452, 13092912, 14495724, 16911678, 19327632, 22548904, 25367517, 28991448, 33823356, 45097808, 50735034, 57982896, 67646712, 101470068, 135293424, 202940136, 405880272]

約数ペア:

[(1, 405880272), (2, 202940136), (3, 135293424), (4, 101470068), (6, 67646712), (7, 57982896), (8, 50735034), (9, 45097808), (12, 33823356), (14, 28991448), (16, 25367517), (18, 22548904), (21, 19327632), (24, 16911678), (28, 14495724), (31, 13092912), (36, 11274452), (42, 9663816), (48, 8455839), (56, 7247862), (62, 6546456), (63, 6442544), (72, 5637226), (84, 4831908), (93, 4364304), (112, 3623931), (124, 3273228), (126, 3221272), (144, 2818613), (168, 2415954), (186, 2182152), (217, 1870416), (248, 1636614), (252, 1610636), (279, 1454768), (336, 1207977), (372, 1091076), (419, 968688), (434, 935208), (496, 818307), (504, 805318), (558, 727384), (651, 623472), (744, 545538), (838, 484344), (868, 467604), (961, 422352), (1008, 402659), (1116, 363692), (1257, 322896), (1302, 311736), (1488, 272769), (1676, 242172), (1736, 233802), (1922, 211176), (1953, 207824), (2232, 181846), (2514, 161448), (2604, 155868), (2883, 140784), (2933, 138384), (3352, 121086), (3472, 116901), (3771, 107632), (3844, 105588), (3906, 103912), (4464, 90923), (5028, 80724), (5208, 77934), (5766, 70392), (5866, 69192), (6704, 60543), (6727, 60336), (7542, 53816), (7688, 52794), (7812, 51956), (8649, 46928), (8799, 46128), (10056, 40362), (10416, 38967), (11532, 35196), (11732, 34596), (12989, 31248), (13454, 30168), (15084, 26908), (15376, 26397), (15624, 25978), (17298, 23464), (17598, 23064), (20112, 20181)]