678821696

素因数分解:

$2^6\times 7^3\times {\mathrm{17}}^2\times {\mathrm{107}}^1$

素因数の和:174

約数の個数: 168

約数和(自身を含む): 1684324800

約数和(自身を除く): 1005503104

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 64, 68, 98, 107, 112, 119, 136, 196, 214, 224, 238, 272, 289, 343, 392, 428, 448, 476, 544, 578, 686, 749, 784, 833, 856, 952, 1088, 1156, 1372, 1498, 1568, 1666, 1712, 1819, 1904, 2023, 2312, 2744, 2996, 3136, 3332, 3424, 3638, 3808, 4046, 4624, 5243, 5488, 5831, 5992, 6664, 6848, 7276, 7616, 8092, 9248, 10486, 10976, 11662, 11984, 12733, 13328, 14161, 14552, 16184, 18496, 20972, 21952, 23324, 23968, 25466, 26656, 28322, 29104, 30923, 32368, 36701, 41944, 46648, 47936, 50932, 53312, 56644, 58208, 61846, 64736, 73402, 83888, 89131, 93296, 99127, 101864, 113288, 116416, 123692, 129472, 146804, 167776, 178262, 186592, 198254, 203728, 216461, 226576, 247384, 293608, 335552, 356524, 373184, 396508, 407456, 432922, 453152, 494768, 587216, 623917, 713048, 793016, 814912, 865844, 906304, 989536, 1174432, 1247834, 1426096, 1515227, 1586032, 1731688, 1979072, 2348864, 2495668, 2852192, 3030454, 3172064, 3463376, 4991336, 5704384, 6060908, 6344128, 6926752, 9982672, 10606589, 12121816, 13853504, 19965344, 21213178, 24243632, 39930688, 42426356, 48487264, 84852712, 96974528, 169705424, 339410848, 678821696]

約数ペア:

[(1, 678821696), (2, 339410848), (4, 169705424), (7, 96974528), (8, 84852712), (14, 48487264), (16, 42426356), (17, 39930688), (28, 24243632), (32, 21213178), (34, 19965344), (49, 13853504), (56, 12121816), (64, 10606589), (68, 9982672), (98, 6926752), (107, 6344128), (112, 6060908), (119, 5704384), (136, 4991336), (196, 3463376), (214, 3172064), (224, 3030454), (238, 2852192), (272, 2495668), (289, 2348864), (343, 1979072), (392, 1731688), (428, 1586032), (448, 1515227), (476, 1426096), (544, 1247834), (578, 1174432), (686, 989536), (749, 906304), (784, 865844), (833, 814912), (856, 793016), (952, 713048), (1088, 623917), (1156, 587216), (1372, 494768), (1498, 453152), (1568, 432922), (1666, 407456), (1712, 396508), (1819, 373184), (1904, 356524), (2023, 335552), (2312, 293608), (2744, 247384), (2996, 226576), (3136, 216461), (3332, 203728), (3424, 198254), (3638, 186592), (3808, 178262), (4046, 167776), (4624, 146804), (5243, 129472), (5488, 123692), (5831, 116416), (5992, 113288), (6664, 101864), (6848, 99127), (7276, 93296), (7616, 89131), (8092, 83888), (9248, 73402), (10486, 64736), (10976, 61846), (11662, 58208), (11984, 56644), (12733, 53312), (13328, 50932), (14161, 47936), (14552, 46648), (16184, 41944), (18496, 36701), (20972, 32368), (21952, 30923), (23324, 29104), (23968, 28322), (25466, 26656)]