68709540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^2$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 196644672

約数和(自身を除く): 127935132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 127, 142, 213, 254, 284, 355, 381, 426, 508, 635, 710, 762, 852, 1065, 1270, 1420, 1524, 1905, 2130, 2540, 3810, 4260, 7620, 9017, 16129, 18034, 27051, 32258, 36068, 45085, 48387, 54102, 64516, 80645, 90170, 96774, 108204, 135255, 161290, 180340, 193548, 241935, 270510, 322580, 483870, 541020, 967740, 1145159, 2290318, 3435477, 4580636, 5725795, 6870954, 11451590, 13741908, 17177385, 22903180, 34354770, 68709540]

約数ペア:

[(1, 68709540), (2, 34354770), (3, 22903180), (4, 17177385), (5, 13741908), (6, 11451590), (10, 6870954), (12, 5725795), (15, 4580636), (20, 3435477), (30, 2290318), (60, 1145159), (71, 967740), (127, 541020), (142, 483870), (213, 322580), (254, 270510), (284, 241935), (355, 193548), (381, 180340), (426, 161290), (508, 135255), (635, 108204), (710, 96774), (762, 90170), (852, 80645), (1065, 64516), (1270, 54102), (1420, 48387), (1524, 45085), (1905, 36068), (2130, 32258), (2540, 27051), (3810, 18034), (4260, 16129), (7620, 9017)]