8247689880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1\times {\mathrm{1997}}^1$

素因数の和:2409

約数の個数: 128

約数和(自身を含む): 25042452480

約数和(自身を除く): 16794762600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 271, 381, 508, 542, 635, 762, 813, 1016, 1084, 1270, 1355, 1524, 1626, 1905, 1997, 2168, 2540, 2710, 3048, 3252, 3810, 3994, 4065, 5080, 5420, 5991, 6504, 7620, 7988, 8130, 9985, 10840, 11982, 15240, 15976, 16260, 19970, 23964, 29955, 32520, 34417, 39940, 47928, 59910, 68834, 79880, 103251, 119820, 137668, 172085, 206502, 239640, 253619, 275336, 344170, 413004, 507238, 516255, 541187, 688340, 760857, 826008, 1014476, 1032510, 1082374, 1268095, 1376680, 1521714, 1623561, 2028952, 2065020, 2164748, 2536190, 2705935, 3043428, 3247122, 3804285, 4130040, 4329496, 5072380, 5411870, 6086856, 6494244, 7608570, 8117805, 10144760, 10823740, 12988488, 15217140, 16235610, 21647480, 30434280, 32471220, 64942440, 68730749, 137461498, 206192247, 274922996, 343653745, 412384494, 549845992, 687307490, 824768988, 1030961235, 1374614980, 1649537976, 2061922470, 2749229960, 4123844940, 8247689880]

約数ペア:

[(1, 8247689880), (2, 4123844940), (3, 2749229960), (4, 2061922470), (5, 1649537976), (6, 1374614980), (8, 1030961235), (10, 824768988), (12, 687307490), (15, 549845992), (20, 412384494), (24, 343653745), (30, 274922996), (40, 206192247), (60, 137461498), (120, 68730749), (127, 64942440), (254, 32471220), (271, 30434280), (381, 21647480), (508, 16235610), (542, 15217140), (635, 12988488), (762, 10823740), (813, 10144760), (1016, 8117805), (1084, 7608570), (1270, 6494244), (1355, 6086856), (1524, 5411870), (1626, 5072380), (1905, 4329496), (1997, 4130040), (2168, 3804285), (2540, 3247122), (2710, 3043428), (3048, 2705935), (3252, 2536190), (3810, 2164748), (3994, 2065020), (4065, 2028952), (5080, 1623561), (5420, 1521714), (5991, 1376680), (6504, 1268095), (7620, 1082374), (7988, 1032510), (8130, 1014476), (9985, 826008), (10840, 760857), (11982, 688340), (15240, 541187), (15976, 516255), (16260, 507238), (19970, 413004), (23964, 344170), (29955, 275336), (32520, 253619), (34417, 239640), (39940, 206502), (47928, 172085), (59910, 137668), (68834, 119820), (79880, 103251)]