479988684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 1423618560

約数和(自身を除く): 943629876

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 139, 142, 193, 213, 252, 278, 284, 386, 417, 426, 497, 556, 579, 639, 772, 834, 852, 973, 994, 1158, 1251, 1278, 1351, 1491, 1668, 1737, 1946, 1988, 2316, 2502, 2556, 2702, 2919, 2982, 3474, 3892, 4053, 4473, 5004, 5404, 5838, 5964, 6948, 8106, 8757, 8946, 9869, 11676, 12159, 13703, 16212, 17514, 17892, 19738, 24318, 26827, 27406, 29607, 35028, 39476, 41109, 48636, 53654, 54812, 59214, 69083, 80481, 82218, 88821, 95921, 107308, 118428, 123327, 138166, 160962, 164436, 177642, 187789, 191842, 207249, 241443, 246654, 276332, 287763, 321924, 355284, 375578, 383684, 414498, 482886, 493308, 563367, 575526, 621747, 751156, 828996, 863289, 965772, 1126734, 1151052, 1243494, 1690101, 1726578, 1904717, 2253468, 2486988, 3380202, 3453156, 3809434, 5714151, 6760404, 7618868, 11428302, 13333019, 17142453, 22856604, 26666038, 34284906, 39999057, 53332076, 68569812, 79998114, 119997171, 159996228, 239994342, 479988684]

約数ペア:

[(1, 479988684), (2, 239994342), (3, 159996228), (4, 119997171), (6, 79998114), (7, 68569812), (9, 53332076), (12, 39999057), (14, 34284906), (18, 26666038), (21, 22856604), (28, 17142453), (36, 13333019), (42, 11428302), (63, 7618868), (71, 6760404), (84, 5714151), (126, 3809434), (139, 3453156), (142, 3380202), (193, 2486988), (213, 2253468), (252, 1904717), (278, 1726578), (284, 1690101), (386, 1243494), (417, 1151052), (426, 1126734), (497, 965772), (556, 863289), (579, 828996), (639, 751156), (772, 621747), (834, 575526), (852, 563367), (973, 493308), (994, 482886), (1158, 414498), (1251, 383684), (1278, 375578), (1351, 355284), (1491, 321924), (1668, 287763), (1737, 276332), (1946, 246654), (1988, 241443), (2316, 207249), (2502, 191842), (2556, 187789), (2702, 177642), (2919, 164436), (2982, 160962), (3474, 138166), (3892, 123327), (4053, 118428), (4473, 107308), (5004, 95921), (5404, 88821), (5838, 82218), (5964, 80481), (6948, 69083), (8106, 59214), (8757, 54812), (8946, 53654), (9869, 48636), (11676, 41109), (12159, 39476), (13703, 35028), (16212, 29607), (17514, 27406), (17892, 26827), (19738, 24318)]