90290280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^2$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 286567200

約数和(自身を除く): 196276920

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, 152, 190, 199, 228, 285, 380, 398, 456, 570, 597, 760, 796, 995, 1140, 1194, 1592, 1990, 2280, 2388, 2985, 3781, 3980, 4776, 5970, 7562, 7960, 11343, 11940, 15124, 18905, 22686, 23880, 30248, 37810, 39601, 45372, 56715, 75620, 79202, 90744, 113430, 118803, 151240, 158404, 198005, 226860, 237606, 316808, 396010, 453720, 475212, 594015, 752419, 792020, 950424, 1188030, 1504838, 1584040, 2257257, 2376060, 3009676, 3762095, 4514514, 4752120, 6019352, 7524190, 9029028, 11286285, 15048380, 18058056, 22572570, 30096760, 45145140, 90290280]

約数ペア:

[(1, 90290280), (2, 45145140), (3, 30096760), (4, 22572570), (5, 18058056), (6, 15048380), (8, 11286285), (10, 9029028), (12, 7524190), (15, 6019352), (19, 4752120), (20, 4514514), (24, 3762095), (30, 3009676), (38, 2376060), (40, 2257257), (57, 1584040), (60, 1504838), (76, 1188030), (95, 950424), (114, 792020), (120, 752419), (152, 594015), (190, 475212), (199, 453720), (228, 396010), (285, 316808), (380, 237606), (398, 226860), (456, 198005), (570, 158404), (597, 151240), (760, 118803), (796, 113430), (995, 90744), (1140, 79202), (1194, 75620), (1592, 56715), (1990, 45372), (2280, 39601), (2388, 37810), (2985, 30248), (3781, 23880), (3980, 22686), (4776, 18905), (5970, 15124), (7562, 11940), (7960, 11343)]