79987680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{55547}}^1$

素因数の和:55568

約数の個数: 72

約数和(自身を含む): 272962872

約数和(自身を除く): 192975192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 55547, 111094, 166641, 222188, 277735, 333282, 444376, 499923, 555470, 666564, 833205, 888752, 999846, 1110940, 1333128, 1666410, 1777504, 1999692, 2221880, 2499615, 2666256, 3332820, 3999384, 4443760, 4999230, 5332512, 6665640, 7998768, 8887520, 9998460, 13331280, 15997536, 19996920, 26662560, 39993840, 79987680]

約数ペア:

[(1, 79987680), (2, 39993840), (3, 26662560), (4, 19996920), (5, 15997536), (6, 13331280), (8, 9998460), (9, 8887520), (10, 7998768), (12, 6665640), (15, 5332512), (16, 4999230), (18, 4443760), (20, 3999384), (24, 3332820), (30, 2666256), (32, 2499615), (36, 2221880), (40, 1999692), (45, 1777504), (48, 1666410), (60, 1333128), (72, 1110940), (80, 999846), (90, 888752), (96, 833205), (120, 666564), (144, 555470), (160, 499923), (180, 444376), (240, 333282), (288, 277735), (360, 222188), (480, 166641), (720, 111094), (1440, 55547)]