80878680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 192

約数和(自身を含む): 278553600

約数和(自身を除く): 197674920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 61, 72, 87, 90, 116, 120, 122, 127, 145, 174, 180, 183, 232, 244, 254, 261, 290, 305, 348, 360, 366, 381, 435, 488, 508, 522, 549, 580, 610, 635, 696, 732, 762, 870, 915, 1016, 1044, 1098, 1143, 1160, 1220, 1270, 1305, 1464, 1524, 1740, 1769, 1830, 1905, 2088, 2196, 2286, 2440, 2540, 2610, 2745, 3048, 3480, 3538, 3660, 3683, 3810, 4392, 4572, 5080, 5220, 5307, 5490, 5715, 7076, 7320, 7366, 7620, 7747, 8845, 9144, 10440, 10614, 10980, 11049, 11430, 14152, 14732, 15240, 15494, 15921, 17690, 18415, 21228, 21960, 22098, 22860, 23241, 26535, 29464, 30988, 31842, 33147, 35380, 36830, 38735, 42456, 44196, 45720, 46482, 53070, 55245, 61976, 63684, 66294, 69723, 70760, 73660, 77470, 79605, 88392, 92964, 106140, 110490, 116205, 127368, 132588, 139446, 147320, 154940, 159210, 165735, 185928, 212280, 220980, 224663, 232410, 265176, 278892, 309880, 318420, 331470, 348615, 441960, 449326, 464820, 557784, 636840, 662940, 673989, 697230, 898652, 929640, 1123315, 1325880, 1347978, 1394460, 1797304, 2021967, 2246630, 2695956, 2788920, 3369945, 4043934, 4493260, 5391912, 6739890, 8087868, 8986520, 10109835, 13479780, 16175736, 20219670, 26959560, 40439340, 80878680]

約数ペア:

[(1, 80878680), (2, 40439340), (3, 26959560), (4, 20219670), (5, 16175736), (6, 13479780), (8, 10109835), (9, 8986520), (10, 8087868), (12, 6739890), (15, 5391912), (18, 4493260), (20, 4043934), (24, 3369945), (29, 2788920), (30, 2695956), (36, 2246630), (40, 2021967), (45, 1797304), (58, 1394460), (60, 1347978), (61, 1325880), (72, 1123315), (87, 929640), (90, 898652), (116, 697230), (120, 673989), (122, 662940), (127, 636840), (145, 557784), (174, 464820), (180, 449326), (183, 441960), (232, 348615), (244, 331470), (254, 318420), (261, 309880), (290, 278892), (305, 265176), (348, 232410), (360, 224663), (366, 220980), (381, 212280), (435, 185928), (488, 165735), (508, 159210), (522, 154940), (549, 147320), (580, 139446), (610, 132588), (635, 127368), (696, 116205), (732, 110490), (762, 106140), (870, 92964), (915, 88392), (1016, 79605), (1044, 77470), (1098, 73660), (1143, 70760), (1160, 69723), (1220, 66294), (1270, 63684), (1305, 61976), (1464, 55245), (1524, 53070), (1740, 46482), (1769, 45720), (1830, 44196), (1905, 42456), (2088, 38735), (2196, 36830), (2286, 35380), (2440, 33147), (2540, 31842), (2610, 30988), (2745, 29464), (3048, 26535), (3480, 23241), (3538, 22860), (3660, 22098), (3683, 21960), (3810, 21228), (4392, 18415), (4572, 17690), (5080, 15921), (5220, 15494), (5307, 15240), (5490, 14732), (5715, 14152), (7076, 11430), (7320, 11049), (7366, 10980), (7620, 10614), (7747, 10440), (8845, 9144)]