218815128

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{144719}}^1$

素因数の和:144741

約数の個数: 64

約数和(自身を含む): 694656000

約数和(自身を除く): 475840872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 144719, 289438, 434157, 578876, 868314, 1013033, 1157752, 1302471, 1736628, 2026066, 2604942, 3039099, 3473256, 3907413, 4052132, 5209884, 6078198, 7814826, 8104264, 9117297, 10419768, 12156396, 15629652, 18234594, 24312792, 27351891, 31259304, 36469188, 54703782, 72938376, 109407564, 218815128]

約数ペア:

[(1, 218815128), (2, 109407564), (3, 72938376), (4, 54703782), (6, 36469188), (7, 31259304), (8, 27351891), (9, 24312792), (12, 18234594), (14, 15629652), (18, 12156396), (21, 10419768), (24, 9117297), (27, 8104264), (28, 7814826), (36, 6078198), (42, 5209884), (54, 4052132), (56, 3907413), (63, 3473256), (72, 3039099), (84, 2604942), (108, 2026066), (126, 1736628), (168, 1302471), (189, 1157752), (216, 1013033), (252, 868314), (378, 578876), (504, 434157), (756, 289438), (1512, 144719)]