73991720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 182520000

約数和(自身を除く): 108528280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 337, 440, 499, 674, 998, 1348, 1685, 1996, 2495, 2696, 3370, 3707, 3992, 4990, 5489, 6740, 7414, 9980, 10978, 13480, 14828, 18535, 19960, 21956, 27445, 29656, 37070, 43912, 54890, 74140, 109780, 148280, 168163, 219560, 336326, 672652, 840815, 1345304, 1681630, 1849793, 3363260, 3699586, 6726520, 7399172, 9248965, 14798344, 18497930, 36995860, 73991720]

約数ペア:

[(1, 73991720), (2, 36995860), (4, 18497930), (5, 14798344), (8, 9248965), (10, 7399172), (11, 6726520), (20, 3699586), (22, 3363260), (40, 1849793), (44, 1681630), (55, 1345304), (88, 840815), (110, 672652), (220, 336326), (337, 219560), (440, 168163), (499, 148280), (674, 109780), (998, 74140), (1348, 54890), (1685, 43912), (1996, 37070), (2495, 29656), (2696, 27445), (3370, 21956), (3707, 19960), (3992, 18535), (4990, 14828), (5489, 13480), (6740, 10978), (7414, 9980)]