68470360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2521}}^1$

素因数の和:2636

約数の個数: 64

約数和(自身を含む): 177952320

約数和(自身を除く): 109481960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1940, 2521, 2716, 3395, 3880, 5042, 5432, 6790, 10084, 12605, 13580, 17647, 20168, 25210, 27160, 35294, 50420, 70588, 88235, 100840, 141176, 176470, 244537, 352940, 489074, 705880, 978148, 1222685, 1711759, 1956296, 2445370, 3423518, 4890740, 6847036, 8558795, 9781480, 13694072, 17117590, 34235180, 68470360]

約数ペア:

[(1, 68470360), (2, 34235180), (4, 17117590), (5, 13694072), (7, 9781480), (8, 8558795), (10, 6847036), (14, 4890740), (20, 3423518), (28, 2445370), (35, 1956296), (40, 1711759), (56, 1222685), (70, 978148), (97, 705880), (140, 489074), (194, 352940), (280, 244537), (388, 176470), (485, 141176), (679, 100840), (776, 88235), (970, 70588), (1358, 50420), (1940, 35294), (2521, 27160), (2716, 25210), (3395, 20168), (3880, 17647), (5042, 13580), (5432, 12605), (6790, 10084)]