218364090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{21221}}^1$

素因数の和:21252

約数の個数: 64

約数和(自身を含む): 611193600

約数和(自身を除く): 392829510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 343, 490, 686, 735, 1029, 1470, 1715, 2058, 3430, 5145, 10290, 21221, 42442, 63663, 106105, 127326, 148547, 212210, 297094, 318315, 445641, 636630, 742735, 891282, 1039829, 1485470, 2079658, 2228205, 3119487, 4456410, 5199145, 6238974, 7278803, 10398290, 14557606, 15597435, 21836409, 31194870, 36394015, 43672818, 72788030, 109182045, 218364090]

約数ペア:

[(1, 218364090), (2, 109182045), (3, 72788030), (5, 43672818), (6, 36394015), (7, 31194870), (10, 21836409), (14, 15597435), (15, 14557606), (21, 10398290), (30, 7278803), (35, 6238974), (42, 5199145), (49, 4456410), (70, 3119487), (98, 2228205), (105, 2079658), (147, 1485470), (210, 1039829), (245, 891282), (294, 742735), (343, 636630), (490, 445641), (686, 318315), (735, 297094), (1029, 212210), (1470, 148547), (1715, 127326), (2058, 106105), (3430, 63663), (5145, 42442), (10290, 21221)]