77775540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3079}}^1$

素因数の和:3512

約数の個数: 48

約数和(自身を含む): 218359680

約数和(自身を除く): 140584140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 3079, 4210, 5052, 6158, 6315, 8420, 9237, 12316, 12630, 15395, 18474, 25260, 30790, 36948, 46185, 61580, 92370, 184740, 1296259, 2592518, 3888777, 5185036, 6481295, 7777554, 12962590, 15555108, 19443885, 25925180, 38887770, 77775540]

約数ペア:

[(1, 77775540), (2, 38887770), (3, 25925180), (4, 19443885), (5, 15555108), (6, 12962590), (10, 7777554), (12, 6481295), (15, 5185036), (20, 3888777), (30, 2592518), (60, 1296259), (421, 184740), (842, 92370), (1263, 61580), (1684, 46185), (2105, 36948), (2526, 30790), (3079, 25260), (4210, 18474), (5052, 15395), (6158, 12630), (6315, 12316), (8420, 9237)]