68965020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{42571}}^1$

素因数の和:42592

約数の個数: 60

約数和(自身を含む): 216350904

約数和(自身を除く): 147385884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 42571, 85142, 127713, 170284, 212855, 255426, 383139, 425710, 510852, 638565, 766278, 851420, 1149417, 1277130, 1532556, 1915695, 2298834, 2554260, 3448251, 3831390, 4597668, 5747085, 6896502, 7662780, 11494170, 13793004, 17241255, 22988340, 34482510, 68965020]

約数ペア:

[(1, 68965020), (2, 34482510), (3, 22988340), (4, 17241255), (5, 13793004), (6, 11494170), (9, 7662780), (10, 6896502), (12, 5747085), (15, 4597668), (18, 3831390), (20, 3448251), (27, 2554260), (30, 2298834), (36, 1915695), (45, 1532556), (54, 1277130), (60, 1149417), (81, 851420), (90, 766278), (108, 638565), (135, 510852), (162, 425710), (180, 383139), (270, 255426), (324, 212855), (405, 170284), (540, 127713), (810, 85142), (1620, 42571)]