80914920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1543}}^1$

素因数の和:1599

約数の個数: 128

約数和(自身を含む): 266803200

約数和(自身を除く): 185888280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 1140, 1311, 1380, 1543, 1748, 2185, 2280, 2622, 2760, 3086, 3496, 4370, 4629, 5244, 6172, 6555, 7715, 8740, 9258, 10488, 12344, 13110, 15430, 17480, 18516, 23145, 26220, 29317, 30860, 35489, 37032, 46290, 52440, 58634, 61720, 70978, 87951, 92580, 106467, 117268, 141956, 146585, 175902, 177445, 185160, 212934, 234536, 283912, 293170, 351804, 354890, 425868, 439755, 532335, 586340, 674291, 703608, 709780, 851736, 879510, 1064670, 1172680, 1348582, 1419560, 1759020, 2022873, 2129340, 2697164, 3371455, 3518040, 4045746, 4258680, 5394328, 6742910, 8091492, 10114365, 13485820, 16182984, 20228730, 26971640, 40457460, 80914920]

約数ペア:

[(1, 80914920), (2, 40457460), (3, 26971640), (4, 20228730), (5, 16182984), (6, 13485820), (8, 10114365), (10, 8091492), (12, 6742910), (15, 5394328), (19, 4258680), (20, 4045746), (23, 3518040), (24, 3371455), (30, 2697164), (38, 2129340), (40, 2022873), (46, 1759020), (57, 1419560), (60, 1348582), (69, 1172680), (76, 1064670), (92, 879510), (95, 851736), (114, 709780), (115, 703608), (120, 674291), (138, 586340), (152, 532335), (184, 439755), (190, 425868), (228, 354890), (230, 351804), (276, 293170), (285, 283912), (345, 234536), (380, 212934), (437, 185160), (456, 177445), (460, 175902), (552, 146585), (570, 141956), (690, 117268), (760, 106467), (874, 92580), (920, 87951), (1140, 70978), (1311, 61720), (1380, 58634), (1543, 52440), (1748, 46290), (2185, 37032), (2280, 35489), (2622, 30860), (2760, 29317), (3086, 26220), (3496, 23145), (4370, 18516), (4629, 17480), (5244, 15430), (6172, 13110), (6555, 12344), (7715, 10488), (8740, 9258)]