121615270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 261273600

約数和(自身を除く): 139658330

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 139, 145, 203, 278, 290, 406, 431, 695, 862, 973, 1015, 1390, 1946, 2030, 2155, 3017, 4031, 4310, 4865, 6034, 8062, 9730, 12499, 15085, 20155, 24998, 28217, 30170, 40310, 56434, 59909, 62495, 87493, 119818, 124990, 141085, 174986, 282170, 299545, 419363, 437465, 599090, 838726, 874930, 1737361, 2096815, 3474722, 4193630, 8686805, 12161527, 17373610, 24323054, 60807635, 121615270]

約数ペア:

[(1, 121615270), (2, 60807635), (5, 24323054), (7, 17373610), (10, 12161527), (14, 8686805), (29, 4193630), (35, 3474722), (58, 2096815), (70, 1737361), (139, 874930), (145, 838726), (203, 599090), (278, 437465), (290, 419363), (406, 299545), (431, 282170), (695, 174986), (862, 141085), (973, 124990), (1015, 119818), (1390, 87493), (1946, 62495), (2030, 59909), (2155, 56434), (3017, 40310), (4031, 30170), (4310, 28217), (4865, 24998), (6034, 20155), (8062, 15085), (9730, 12499)]