77279840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2311}}^1$

素因数の和:2356

約数の個数: 96

約数和(自身を含む): 209744640

約数和(自身を除く): 132464800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 1045, 1520, 1672, 1760, 2090, 2311, 3040, 3344, 4180, 4622, 6688, 8360, 9244, 11555, 16720, 18488, 23110, 25421, 33440, 36976, 43909, 46220, 50842, 73952, 87818, 92440, 101684, 127105, 175636, 184880, 203368, 219545, 254210, 351272, 369760, 406736, 439090, 482999, 508420, 702544, 813472, 878180, 965998, 1016840, 1405088, 1756360, 1931996, 2033680, 2414995, 3512720, 3863992, 4067360, 4829990, 7025440, 7727984, 9659980, 15455968, 19319960, 38639920, 77279840]

約数ペア:

[(1, 77279840), (2, 38639920), (4, 19319960), (5, 15455968), (8, 9659980), (10, 7727984), (11, 7025440), (16, 4829990), (19, 4067360), (20, 3863992), (22, 3512720), (32, 2414995), (38, 2033680), (40, 1931996), (44, 1756360), (55, 1405088), (76, 1016840), (80, 965998), (88, 878180), (95, 813472), (110, 702544), (152, 508420), (160, 482999), (176, 439090), (190, 406736), (209, 369760), (220, 351272), (304, 254210), (352, 219545), (380, 203368), (418, 184880), (440, 175636), (608, 127105), (760, 101684), (836, 92440), (880, 87818), (1045, 73952), (1520, 50842), (1672, 46220), (1760, 43909), (2090, 36976), (2311, 33440), (3040, 25421), (3344, 23110), (4180, 18488), (4622, 16720), (6688, 11555), (8360, 9244)]