254001456

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^2\times {\mathrm{331}}^1$

素因数の和:491

約数の個数: 90

約数和(自身を含む): 722899788

約数和(自身を除く): 468898332

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 144, 146, 219, 292, 331, 438, 584, 657, 662, 876, 993, 1168, 1314, 1324, 1752, 1986, 2628, 2648, 2979, 3504, 3972, 5256, 5296, 5329, 5958, 7944, 10512, 10658, 11916, 15888, 15987, 21316, 23832, 24163, 31974, 42632, 47664, 47961, 48326, 63948, 72489, 85264, 95922, 96652, 127896, 144978, 191844, 193304, 217467, 255792, 289956, 383688, 386608, 434934, 579912, 767376, 869868, 1159824, 1739736, 1763899, 3479472, 3527798, 5291697, 7055596, 10583394, 14111192, 15875091, 21166788, 28222384, 31750182, 42333576, 63500364, 84667152, 127000728, 254001456]

約数ペア:

[(1, 254001456), (2, 127000728), (3, 84667152), (4, 63500364), (6, 42333576), (8, 31750182), (9, 28222384), (12, 21166788), (16, 15875091), (18, 14111192), (24, 10583394), (36, 7055596), (48, 5291697), (72, 3527798), (73, 3479472), (144, 1763899), (146, 1739736), (219, 1159824), (292, 869868), (331, 767376), (438, 579912), (584, 434934), (657, 386608), (662, 383688), (876, 289956), (993, 255792), (1168, 217467), (1314, 193304), (1324, 191844), (1752, 144978), (1986, 127896), (2628, 96652), (2648, 95922), (2979, 85264), (3504, 72489), (3972, 63948), (5256, 48326), (5296, 47961), (5329, 47664), (5958, 42632), (7944, 31974), (10512, 24163), (10658, 23832), (11916, 21316), (15888, 15987)]