72874680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:573

約数の個数: 128

約数和(自身を含む): 231897600

約数和(自身を除く): 159022920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 43, 58, 60, 86, 87, 116, 120, 129, 145, 172, 174, 215, 232, 258, 290, 344, 348, 430, 435, 487, 516, 580, 645, 696, 860, 870, 974, 1032, 1160, 1247, 1290, 1461, 1720, 1740, 1948, 2435, 2494, 2580, 2922, 3480, 3741, 3896, 4870, 4988, 5160, 5844, 6235, 7305, 7482, 9740, 9976, 11688, 12470, 14123, 14610, 14964, 18705, 19480, 20941, 24940, 28246, 29220, 29928, 37410, 41882, 42369, 49880, 56492, 58440, 62823, 70615, 74820, 83764, 84738, 104705, 112984, 125646, 141230, 149640, 167528, 169476, 209410, 211845, 251292, 282460, 314115, 338952, 418820, 423690, 502584, 564920, 607289, 628230, 837640, 847380, 1214578, 1256460, 1694760, 1821867, 2429156, 2512920, 3036445, 3643734, 4858312, 6072890, 7287468, 9109335, 12145780, 14574936, 18218670, 24291560, 36437340, 72874680]

約数ペア:

[(1, 72874680), (2, 36437340), (3, 24291560), (4, 18218670), (5, 14574936), (6, 12145780), (8, 9109335), (10, 7287468), (12, 6072890), (15, 4858312), (20, 3643734), (24, 3036445), (29, 2512920), (30, 2429156), (40, 1821867), (43, 1694760), (58, 1256460), (60, 1214578), (86, 847380), (87, 837640), (116, 628230), (120, 607289), (129, 564920), (145, 502584), (172, 423690), (174, 418820), (215, 338952), (232, 314115), (258, 282460), (290, 251292), (344, 211845), (348, 209410), (430, 169476), (435, 167528), (487, 149640), (516, 141230), (580, 125646), (645, 112984), (696, 104705), (860, 84738), (870, 83764), (974, 74820), (1032, 70615), (1160, 62823), (1247, 58440), (1290, 56492), (1461, 49880), (1720, 42369), (1740, 41882), (1948, 37410), (2435, 29928), (2494, 29220), (2580, 28246), (2922, 24940), (3480, 20941), (3741, 19480), (3896, 18705), (4870, 14964), (4988, 14610), (5160, 14123), (5844, 12470), (6235, 11688), (7305, 9976), (7482, 9740)]