84865060

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 96

約数和(自身を含む): 211680000

約数和(自身を除く): 126814940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 139, 140, 178, 196, 245, 278, 343, 356, 445, 490, 556, 623, 686, 695, 890, 973, 980, 1246, 1372, 1390, 1715, 1780, 1946, 2492, 2780, 3115, 3430, 3892, 4361, 4865, 6230, 6811, 6860, 8722, 9730, 12371, 12460, 13622, 17444, 19460, 21805, 24742, 27244, 30527, 34055, 43610, 47677, 49484, 61054, 61855, 68110, 86597, 87220, 95354, 122108, 123710, 136220, 152635, 173194, 190708, 238385, 247420, 305270, 346388, 432985, 476770, 606179, 610540, 865970, 953540, 1212358, 1731940, 2424716, 3030895, 4243253, 6061790, 8486506, 12123580, 16973012, 21216265, 42432530, 84865060]

約数ペア:

[(1, 84865060), (2, 42432530), (4, 21216265), (5, 16973012), (7, 12123580), (10, 8486506), (14, 6061790), (20, 4243253), (28, 3030895), (35, 2424716), (49, 1731940), (70, 1212358), (89, 953540), (98, 865970), (139, 610540), (140, 606179), (178, 476770), (196, 432985), (245, 346388), (278, 305270), (343, 247420), (356, 238385), (445, 190708), (490, 173194), (556, 152635), (623, 136220), (686, 123710), (695, 122108), (890, 95354), (973, 87220), (980, 86597), (1246, 68110), (1372, 61855), (1390, 61054), (1715, 49484), (1780, 47677), (1946, 43610), (2492, 34055), (2780, 30527), (3115, 27244), (3430, 24742), (3892, 21805), (4361, 19460), (4865, 17444), (6230, 13622), (6811, 12460), (6860, 12371), (8722, 9730)]