31839680

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 112

約数和(自身を含む): 81198720

約数和(自身を除く): 49359040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 47, 58, 64, 73, 80, 94, 116, 145, 146, 160, 188, 232, 235, 290, 292, 320, 365, 376, 464, 470, 580, 584, 730, 752, 928, 940, 1160, 1168, 1363, 1460, 1504, 1856, 1880, 2117, 2320, 2336, 2726, 2920, 3008, 3431, 3760, 4234, 4640, 4672, 5452, 5840, 6815, 6862, 7520, 8468, 9280, 10585, 10904, 11680, 13630, 13724, 15040, 16936, 17155, 21170, 21808, 23360, 27260, 27448, 33872, 34310, 42340, 43616, 54520, 54896, 67744, 68620, 84680, 87232, 99499, 109040, 109792, 135488, 137240, 169360, 198998, 218080, 219584, 274480, 338720, 397996, 436160, 497495, 548960, 677440, 795992, 994990, 1097920, 1591984, 1989980, 3183968, 3979960, 6367936, 7959920, 15919840, 31839680]

約数ペア:

[(1, 31839680), (2, 15919840), (4, 7959920), (5, 6367936), (8, 3979960), (10, 3183968), (16, 1989980), (20, 1591984), (29, 1097920), (32, 994990), (40, 795992), (47, 677440), (58, 548960), (64, 497495), (73, 436160), (80, 397996), (94, 338720), (116, 274480), (145, 219584), (146, 218080), (160, 198998), (188, 169360), (232, 137240), (235, 135488), (290, 109792), (292, 109040), (320, 99499), (365, 87232), (376, 84680), (464, 68620), (470, 67744), (580, 54896), (584, 54520), (730, 43616), (752, 42340), (928, 34310), (940, 33872), (1160, 27448), (1168, 27260), (1363, 23360), (1460, 21808), (1504, 21170), (1856, 17155), (1880, 16936), (2117, 15040), (2320, 13724), (2336, 13630), (2726, 11680), (2920, 10904), (3008, 10585), (3431, 9280), (3760, 8468), (4234, 7520), (4640, 6862), (4672, 6815), (5452, 5840)]