91855120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:225

約数の個数: 160

約数和(自身を含む): 262483200

約数和(自身を除く): 170628080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 89, 95, 97, 112, 133, 140, 152, 178, 190, 194, 266, 280, 304, 356, 380, 388, 445, 485, 532, 560, 623, 665, 679, 712, 760, 776, 890, 970, 1064, 1246, 1330, 1358, 1424, 1520, 1552, 1691, 1780, 1843, 1940, 2128, 2492, 2660, 2716, 3115, 3382, 3395, 3560, 3686, 3880, 4984, 5320, 5432, 6230, 6764, 6790, 7120, 7372, 7760, 8455, 8633, 9215, 9968, 10640, 10864, 11837, 12460, 12901, 13528, 13580, 14744, 16910, 17266, 18430, 23674, 24920, 25802, 27056, 27160, 29488, 33820, 34532, 36860, 43165, 47348, 49840, 51604, 54320, 59185, 60431, 64505, 67640, 69064, 73720, 86330, 94696, 103208, 118370, 120862, 129010, 135280, 138128, 147440, 164027, 172660, 189392, 206416, 236740, 241724, 258020, 302155, 328054, 345320, 473480, 483448, 516040, 604310, 656108, 690640, 820135, 946960, 966896, 1032080, 1148189, 1208620, 1312216, 1640270, 2296378, 2417240, 2624432, 3280540, 4592756, 4834480, 5740945, 6561080, 9185512, 11481890, 13122160, 18371024, 22963780, 45927560, 91855120]

約数ペア:

[(1, 91855120), (2, 45927560), (4, 22963780), (5, 18371024), (7, 13122160), (8, 11481890), (10, 9185512), (14, 6561080), (16, 5740945), (19, 4834480), (20, 4592756), (28, 3280540), (35, 2624432), (38, 2417240), (40, 2296378), (56, 1640270), (70, 1312216), (76, 1208620), (80, 1148189), (89, 1032080), (95, 966896), (97, 946960), (112, 820135), (133, 690640), (140, 656108), (152, 604310), (178, 516040), (190, 483448), (194, 473480), (266, 345320), (280, 328054), (304, 302155), (356, 258020), (380, 241724), (388, 236740), (445, 206416), (485, 189392), (532, 172660), (560, 164027), (623, 147440), (665, 138128), (679, 135280), (712, 129010), (760, 120862), (776, 118370), (890, 103208), (970, 94696), (1064, 86330), (1246, 73720), (1330, 69064), (1358, 67640), (1424, 64505), (1520, 60431), (1552, 59185), (1691, 54320), (1780, 51604), (1843, 49840), (1940, 47348), (2128, 43165), (2492, 36860), (2660, 34532), (2716, 33820), (3115, 29488), (3382, 27160), (3395, 27056), (3560, 25802), (3686, 24920), (3880, 23674), (4984, 18430), (5320, 17266), (5432, 16910), (6230, 14744), (6764, 13580), (6790, 13528), (7120, 12901), (7372, 12460), (7760, 11837), (8455, 10864), (8633, 10640), (9215, 9968)]