249890280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{863}}^1$

素因数の和:1023

約数の個数: 128

約数和(自身を含む): 796262400

約数和(自身を除く): 546372120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 127, 152, 190, 228, 254, 285, 380, 381, 456, 508, 570, 635, 760, 762, 863, 1016, 1140, 1270, 1524, 1726, 1905, 2280, 2413, 2540, 2589, 3048, 3452, 3810, 4315, 4826, 5080, 5178, 6904, 7239, 7620, 8630, 9652, 10356, 12065, 12945, 14478, 15240, 16397, 17260, 19304, 20712, 24130, 25890, 28956, 32794, 34520, 36195, 48260, 49191, 51780, 57912, 65588, 72390, 81985, 96520, 98382, 103560, 109601, 131176, 144780, 163970, 196764, 219202, 245955, 289560, 327940, 328803, 393528, 438404, 491910, 548005, 655880, 657606, 876808, 983820, 1096010, 1315212, 1644015, 1967640, 2082419, 2192020, 2630424, 3288030, 4164838, 4384040, 6247257, 6576060, 8329676, 10412095, 12494514, 13152120, 16659352, 20824190, 24989028, 31236285, 41648380, 49978056, 62472570, 83296760, 124945140, 249890280]

約数ペア:

[(1, 249890280), (2, 124945140), (3, 83296760), (4, 62472570), (5, 49978056), (6, 41648380), (8, 31236285), (10, 24989028), (12, 20824190), (15, 16659352), (19, 13152120), (20, 12494514), (24, 10412095), (30, 8329676), (38, 6576060), (40, 6247257), (57, 4384040), (60, 4164838), (76, 3288030), (95, 2630424), (114, 2192020), (120, 2082419), (127, 1967640), (152, 1644015), (190, 1315212), (228, 1096010), (254, 983820), (285, 876808), (380, 657606), (381, 655880), (456, 548005), (508, 491910), (570, 438404), (635, 393528), (760, 328803), (762, 327940), (863, 289560), (1016, 245955), (1140, 219202), (1270, 196764), (1524, 163970), (1726, 144780), (1905, 131176), (2280, 109601), (2413, 103560), (2540, 98382), (2589, 96520), (3048, 81985), (3452, 72390), (3810, 65588), (4315, 57912), (4826, 51780), (5080, 49191), (5178, 48260), (6904, 36195), (7239, 34520), (7620, 32794), (8630, 28956), (9652, 25890), (10356, 24130), (12065, 20712), (12945, 19304), (14478, 17260), (15240, 16397)]