71074980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{394861}}^1$

素因数の和:394876

約数の個数: 36

約数和(自身を含む): 215594652

約数和(自身を除く): 144519672

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 394861, 789722, 1184583, 1579444, 1974305, 2369166, 3553749, 3948610, 4738332, 5922915, 7107498, 7897220, 11845830, 14214996, 17768745, 23691660, 35537490, 71074980]

約数ペア:

[(1, 71074980), (2, 35537490), (3, 23691660), (4, 17768745), (5, 14214996), (6, 11845830), (9, 7897220), (10, 7107498), (12, 5922915), (15, 4738332), (18, 3948610), (20, 3553749), (30, 2369166), (36, 1974305), (45, 1579444), (60, 1184583), (90, 789722), (180, 394861)]