57040920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^2$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 195801840

約数和(自身を除く): 138760920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 83, 90, 92, 115, 120, 138, 166, 180, 184, 207, 230, 249, 276, 332, 345, 360, 414, 415, 460, 498, 552, 664, 690, 747, 828, 830, 920, 996, 1035, 1245, 1380, 1494, 1656, 1660, 1909, 1992, 2070, 2490, 2760, 2988, 3320, 3735, 3818, 4140, 4980, 5727, 5976, 6889, 7470, 7636, 8280, 9545, 9960, 11454, 13778, 14940, 15272, 17181, 19090, 20667, 22908, 27556, 28635, 29880, 34362, 34445, 38180, 41334, 45816, 55112, 57270, 62001, 68724, 68890, 76360, 82668, 85905, 103335, 114540, 124002, 137448, 137780, 158447, 165336, 171810, 206670, 229080, 248004, 275560, 310005, 316894, 343620, 413340, 475341, 496008, 620010, 633788, 687240, 792235, 826680, 950682, 1240020, 1267576, 1426023, 1584470, 1901364, 2376705, 2480040, 2852046, 3168940, 3802728, 4753410, 5704092, 6337880, 7130115, 9506820, 11408184, 14260230, 19013640, 28520460, 57040920]

約数ペア:

[(1, 57040920), (2, 28520460), (3, 19013640), (4, 14260230), (5, 11408184), (6, 9506820), (8, 7130115), (9, 6337880), (10, 5704092), (12, 4753410), (15, 3802728), (18, 3168940), (20, 2852046), (23, 2480040), (24, 2376705), (30, 1901364), (36, 1584470), (40, 1426023), (45, 1267576), (46, 1240020), (60, 950682), (69, 826680), (72, 792235), (83, 687240), (90, 633788), (92, 620010), (115, 496008), (120, 475341), (138, 413340), (166, 343620), (180, 316894), (184, 310005), (207, 275560), (230, 248004), (249, 229080), (276, 206670), (332, 171810), (345, 165336), (360, 158447), (414, 137780), (415, 137448), (460, 124002), (498, 114540), (552, 103335), (664, 85905), (690, 82668), (747, 76360), (828, 68890), (830, 68724), (920, 62001), (996, 57270), (1035, 55112), (1245, 45816), (1380, 41334), (1494, 38180), (1656, 34445), (1660, 34362), (1909, 29880), (1992, 28635), (2070, 27556), (2490, 22908), (2760, 20667), (2988, 19090), (3320, 17181), (3735, 15272), (3818, 14940), (4140, 13778), (4980, 11454), (5727, 9960), (5976, 9545), (6889, 8280), (7470, 7636)]