18076140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{431}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 55194048

約数和(自身を除く): 37117908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 233, 431, 466, 699, 862, 932, 1165, 1293, 1398, 1724, 2097, 2155, 2330, 2586, 2796, 3495, 3879, 4194, 4310, 4660, 5172, 6465, 6990, 7758, 8388, 8620, 10485, 12930, 13980, 15516, 19395, 20970, 25860, 38790, 41940, 77580, 100423, 200846, 301269, 401692, 502115, 602538, 903807, 1004230, 1205076, 1506345, 1807614, 2008460, 3012690, 3615228, 4519035, 6025380, 9038070, 18076140]

約数ペア:

[(1, 18076140), (2, 9038070), (3, 6025380), (4, 4519035), (5, 3615228), (6, 3012690), (9, 2008460), (10, 1807614), (12, 1506345), (15, 1205076), (18, 1004230), (20, 903807), (30, 602538), (36, 502115), (45, 401692), (60, 301269), (90, 200846), (180, 100423), (233, 77580), (431, 41940), (466, 38790), (699, 25860), (862, 20970), (932, 19395), (1165, 15516), (1293, 13980), (1398, 12930), (1724, 10485), (2097, 8620), (2155, 8388), (2330, 7758), (2586, 6990), (2796, 6465), (3495, 5172), (3879, 4660), (4194, 4310)]