78693840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109297}}^1$

素因数の和:109316

約数の個数: 60

約数和(自身を含む): 264282564

約数和(自身を除く): 185588724

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 109297, 218594, 327891, 437188, 546485, 655782, 874376, 983673, 1092970, 1311564, 1639455, 1748752, 1967346, 2185940, 2623128, 3278910, 3934692, 4371880, 4918365, 5246256, 6557820, 7869384, 8743760, 9836730, 13115640, 15738768, 19673460, 26231280, 39346920, 78693840]

約数ペア:

[(1, 78693840), (2, 39346920), (3, 26231280), (4, 19673460), (5, 15738768), (6, 13115640), (8, 9836730), (9, 8743760), (10, 7869384), (12, 6557820), (15, 5246256), (16, 4918365), (18, 4371880), (20, 3934692), (24, 3278910), (30, 2623128), (36, 2185940), (40, 1967346), (45, 1748752), (48, 1639455), (60, 1311564), (72, 1092970), (80, 983673), (90, 874376), (120, 655782), (144, 546485), (180, 437188), (240, 327891), (360, 218594), (720, 109297)]