721243344

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:545

約数の個数: 120

約数和(自身を含む): 1989917280

約数和(自身を除く): 1268673936

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 107, 114, 152, 214, 228, 304, 321, 361, 389, 428, 456, 642, 722, 778, 856, 912, 1083, 1167, 1284, 1444, 1556, 1712, 2033, 2166, 2334, 2568, 2888, 3112, 4066, 4332, 4668, 5136, 5776, 6099, 6224, 7391, 8132, 8664, 9336, 12198, 14782, 16264, 17328, 18672, 22173, 24396, 29564, 32528, 38627, 41623, 44346, 48792, 59128, 77254, 83246, 88692, 97584, 115881, 118256, 124869, 140429, 154508, 166492, 177384, 231762, 249738, 280858, 309016, 332984, 354768, 421287, 463524, 499476, 561716, 618032, 665968, 790837, 842574, 927048, 998952, 1123432, 1581674, 1685148, 1854096, 1997904, 2246864, 2372511, 3163348, 3370296, 4745022, 6326696, 6740592, 9490044, 12653392, 15025903, 18980088, 30051806, 37960176, 45077709, 60103612, 90155418, 120207224, 180310836, 240414448, 360621672, 721243344]

約数ペア:

[(1, 721243344), (2, 360621672), (3, 240414448), (4, 180310836), (6, 120207224), (8, 90155418), (12, 60103612), (16, 45077709), (19, 37960176), (24, 30051806), (38, 18980088), (48, 15025903), (57, 12653392), (76, 9490044), (107, 6740592), (114, 6326696), (152, 4745022), (214, 3370296), (228, 3163348), (304, 2372511), (321, 2246864), (361, 1997904), (389, 1854096), (428, 1685148), (456, 1581674), (642, 1123432), (722, 998952), (778, 927048), (856, 842574), (912, 790837), (1083, 665968), (1167, 618032), (1284, 561716), (1444, 499476), (1556, 463524), (1712, 421287), (2033, 354768), (2166, 332984), (2334, 309016), (2568, 280858), (2888, 249738), (3112, 231762), (4066, 177384), (4332, 166492), (4668, 154508), (5136, 140429), (5776, 124869), (6099, 118256), (6224, 115881), (7391, 97584), (8132, 88692), (8664, 83246), (9336, 77254), (12198, 59128), (14782, 48792), (16264, 44346), (17328, 41623), (18672, 38627), (22173, 32528), (24396, 29564)]