72117920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3389}}^1$

素因数の和:3430

約数の個数: 96

約数和(自身を含む): 205027200

約数和(自身を除く): 132909280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1520, 2128, 2660, 3040, 3389, 4256, 5320, 6778, 10640, 13556, 16945, 21280, 23723, 27112, 33890, 47446, 54224, 64391, 67780, 94892, 108448, 118615, 128782, 135560, 189784, 237230, 257564, 271120, 321955, 379568, 450737, 474460, 515128, 542240, 643910, 759136, 901474, 948920, 1030256, 1287820, 1802948, 1897840, 2060512, 2253685, 2575640, 3605896, 3795680, 4507370, 5151280, 7211792, 9014740, 10302560, 14423584, 18029480, 36058960, 72117920]

約数ペア:

[(1, 72117920), (2, 36058960), (4, 18029480), (5, 14423584), (7, 10302560), (8, 9014740), (10, 7211792), (14, 5151280), (16, 4507370), (19, 3795680), (20, 3605896), (28, 2575640), (32, 2253685), (35, 2060512), (38, 1897840), (40, 1802948), (56, 1287820), (70, 1030256), (76, 948920), (80, 901474), (95, 759136), (112, 643910), (133, 542240), (140, 515128), (152, 474460), (160, 450737), (190, 379568), (224, 321955), (266, 271120), (280, 257564), (304, 237230), (380, 189784), (532, 135560), (560, 128782), (608, 118615), (665, 108448), (760, 94892), (1064, 67780), (1120, 64391), (1330, 54224), (1520, 47446), (2128, 33890), (2660, 27112), (3040, 23723), (3389, 21280), (4256, 16945), (5320, 13556), (6778, 10640)]