218978928

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{217241}}^1$

素因数の和:217262

約数の個数: 60

約数和(自身を含む): 700388208

約数和(自身を除く): 481409280

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 217241, 434482, 651723, 868964, 1303446, 1520687, 1737928, 1955169, 2606892, 3041374, 3475856, 3910338, 4562061, 5213784, 6082748, 7820676, 9124122, 10427568, 12165496, 13686183, 15641352, 18248244, 24330992, 27372366, 31282704, 36496488, 54744732, 72992976, 109489464, 218978928]

約数ペア:

[(1, 218978928), (2, 109489464), (3, 72992976), (4, 54744732), (6, 36496488), (7, 31282704), (8, 27372366), (9, 24330992), (12, 18248244), (14, 15641352), (16, 13686183), (18, 12165496), (21, 10427568), (24, 9124122), (28, 7820676), (36, 6082748), (42, 5213784), (48, 4562061), (56, 3910338), (63, 3475856), (72, 3041374), (84, 2606892), (112, 1955169), (126, 1737928), (144, 1520687), (168, 1303446), (252, 868964), (336, 651723), (504, 434482), (1008, 217241)]