211674760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{3461}}^1$

素因数の和:3622

約数の個数: 64

約数和(自身を含む): 523454400

約数和(自身を除く): 311779640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 220, 278, 440, 556, 695, 1112, 1390, 1529, 2780, 3058, 3461, 5560, 6116, 6922, 7645, 12232, 13844, 15290, 17305, 27688, 30580, 34610, 38071, 61160, 69220, 76142, 138440, 152284, 190355, 304568, 380710, 481079, 761420, 962158, 1522840, 1924316, 2405395, 3848632, 4810790, 5291869, 9621580, 10583738, 19243160, 21167476, 26459345, 42334952, 52918690, 105837380, 211674760]

約数ペア:

[(1, 211674760), (2, 105837380), (4, 52918690), (5, 42334952), (8, 26459345), (10, 21167476), (11, 19243160), (20, 10583738), (22, 9621580), (40, 5291869), (44, 4810790), (55, 3848632), (88, 2405395), (110, 1924316), (139, 1522840), (220, 962158), (278, 761420), (440, 481079), (556, 380710), (695, 304568), (1112, 190355), (1390, 152284), (1529, 138440), (2780, 76142), (3058, 69220), (3461, 61160), (5560, 38071), (6116, 34610), (6922, 30580), (7645, 27688), (12232, 17305), (13844, 15290)]