138935370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{17881}}^1$

素因数の和:17935

約数の個数: 64

約数和(自身を含む): 391401216

約数和(自身を除く): 252465846

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 111, 185, 210, 222, 259, 370, 518, 555, 777, 1110, 1295, 1554, 2590, 3885, 7770, 17881, 35762, 53643, 89405, 107286, 125167, 178810, 250334, 268215, 375501, 536430, 625835, 661597, 751002, 1251670, 1323194, 1877505, 1984791, 3307985, 3755010, 3969582, 4631179, 6615970, 9262358, 9923955, 13893537, 19847910, 23155895, 27787074, 46311790, 69467685, 138935370]

約数ペア:

[(1, 138935370), (2, 69467685), (3, 46311790), (5, 27787074), (6, 23155895), (7, 19847910), (10, 13893537), (14, 9923955), (15, 9262358), (21, 6615970), (30, 4631179), (35, 3969582), (37, 3755010), (42, 3307985), (70, 1984791), (74, 1877505), (105, 1323194), (111, 1251670), (185, 751002), (210, 661597), (222, 625835), (259, 536430), (370, 375501), (518, 268215), (555, 250334), (777, 178810), (1110, 125167), (1295, 107286), (1554, 89405), (2590, 53643), (3885, 35762), (7770, 17881)]