80695680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 256

約数和(自身を含む): 286856640

約数和(自身を除く): 206160960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 53, 60, 61, 64, 65, 78, 80, 96, 104, 106, 120, 122, 128, 130, 156, 159, 160, 183, 192, 195, 208, 212, 240, 244, 260, 265, 305, 312, 318, 320, 366, 384, 390, 416, 424, 480, 488, 520, 530, 610, 624, 636, 640, 689, 732, 780, 793, 795, 832, 848, 915, 960, 976, 1040, 1060, 1220, 1248, 1272, 1378, 1464, 1560, 1586, 1590, 1664, 1696, 1830, 1920, 1952, 2067, 2080, 2120, 2379, 2440, 2496, 2544, 2756, 2928, 3120, 3172, 3180, 3233, 3392, 3445, 3660, 3904, 3965, 4134, 4160, 4240, 4758, 4880, 4992, 5088, 5512, 5856, 6240, 6344, 6360, 6466, 6784, 6890, 7320, 7808, 7930, 8268, 8320, 8480, 9516, 9699, 9760, 10176, 10335, 11024, 11712, 11895, 12480, 12688, 12720, 12932, 13780, 14640, 15860, 16165, 16536, 16960, 19032, 19398, 19520, 20352, 20670, 22048, 23424, 23790, 24960, 25376, 25440, 25864, 27560, 29280, 31720, 32330, 33072, 33920, 38064, 38796, 39040, 41340, 42029, 44096, 47580, 48495, 50752, 50880, 51728, 55120, 58560, 63440, 64660, 66144, 76128, 77592, 82680, 84058, 88192, 95160, 96990, 101504, 101760, 103456, 110240, 117120, 126087, 126880, 129320, 132288, 152256, 155184, 165360, 168116, 190320, 193980, 206912, 210145, 220480, 252174, 253760, 258640, 264576, 304512, 310368, 330720, 336232, 380640, 387960, 413824, 420290, 440960, 504348, 507520, 517280, 620736, 630435, 661440, 672464, 761280, 775920, 840580, 1008696, 1034560, 1241472, 1260870, 1322880, 1344928, 1522560, 1551840, 1681160, 2017392, 2069120, 2521740, 2689856, 3103680, 3362320, 4034784, 5043480, 5379712, 6207360, 6724640, 8069568, 10086960, 13449280, 16139136, 20173920, 26898560, 40347840, 80695680]

約数ペア:

[(1, 80695680), (2, 40347840), (3, 26898560), (4, 20173920), (5, 16139136), (6, 13449280), (8, 10086960), (10, 8069568), (12, 6724640), (13, 6207360), (15, 5379712), (16, 5043480), (20, 4034784), (24, 3362320), (26, 3103680), (30, 2689856), (32, 2521740), (39, 2069120), (40, 2017392), (48, 1681160), (52, 1551840), (53, 1522560), (60, 1344928), (61, 1322880), (64, 1260870), (65, 1241472), (78, 1034560), (80, 1008696), (96, 840580), (104, 775920), (106, 761280), (120, 672464), (122, 661440), (128, 630435), (130, 620736), (156, 517280), (159, 507520), (160, 504348), (183, 440960), (192, 420290), (195, 413824), (208, 387960), (212, 380640), (240, 336232), (244, 330720), (260, 310368), (265, 304512), (305, 264576), (312, 258640), (318, 253760), (320, 252174), (366, 220480), (384, 210145), (390, 206912), (416, 193980), (424, 190320), (480, 168116), (488, 165360), (520, 155184), (530, 152256), (610, 132288), (624, 129320), (636, 126880), (640, 126087), (689, 117120), (732, 110240), (780, 103456), (793, 101760), (795, 101504), (832, 96990), (848, 95160), (915, 88192), (960, 84058), (976, 82680), (1040, 77592), (1060, 76128), (1220, 66144), (1248, 64660), (1272, 63440), (1378, 58560), (1464, 55120), (1560, 51728), (1586, 50880), (1590, 50752), (1664, 48495), (1696, 47580), (1830, 44096), (1920, 42029), (1952, 41340), (2067, 39040), (2080, 38796), (2120, 38064), (2379, 33920), (2440, 33072), (2496, 32330), (2544, 31720), (2756, 29280), (2928, 27560), (3120, 25864), (3172, 25440), (3180, 25376), (3233, 24960), (3392, 23790), (3445, 23424), (3660, 22048), (3904, 20670), (3965, 20352), (4134, 19520), (4160, 19398), (4240, 19032), (4758, 16960), (4880, 16536), (4992, 16165), (5088, 15860), (5512, 14640), (5856, 13780), (6240, 12932), (6344, 12720), (6360, 12688), (6466, 12480), (6784, 11895), (6890, 11712), (7320, 11024), (7808, 10335), (7930, 10176), (8268, 9760), (8320, 9699), (8480, 9516)]