68358120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1721}}^1$

素因数の和:2066

約数の個数: 64

約数和(自身を含む): 205813440

約数和(自身を除く): 137455320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 662, 993, 1324, 1655, 1721, 1986, 2648, 3310, 3442, 3972, 4965, 5163, 6620, 6884, 7944, 8605, 9930, 10326, 13240, 13768, 17210, 19860, 20652, 25815, 34420, 39720, 41304, 51630, 68840, 103260, 206520, 569651, 1139302, 1708953, 2278604, 2848255, 3417906, 4557208, 5696510, 6835812, 8544765, 11393020, 13671624, 17089530, 22786040, 34179060, 68358120]

約数ペア:

[(1, 68358120), (2, 34179060), (3, 22786040), (4, 17089530), (5, 13671624), (6, 11393020), (8, 8544765), (10, 6835812), (12, 5696510), (15, 4557208), (20, 3417906), (24, 2848255), (30, 2278604), (40, 1708953), (60, 1139302), (120, 569651), (331, 206520), (662, 103260), (993, 68840), (1324, 51630), (1655, 41304), (1721, 39720), (1986, 34420), (2648, 25815), (3310, 20652), (3442, 19860), (3972, 17210), (4965, 13768), (5163, 13240), (6620, 10326), (6884, 9930), (7944, 8605)]