79985520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{111091}}^1$

素因数の和:111110

約数の個数: 60

約数和(自身を含む): 268620456

約数和(自身を除く): 188634936

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, 111091, 222182, 333273, 444364, 555455, 666546, 888728, 999819, 1110910, 1333092, 1666365, 1777456, 1999638, 2221820, 2666184, 3332730, 3999276, 4443640, 4999095, 5332368, 6665460, 7998552, 8887280, 9998190, 13330920, 15997104, 19996380, 26661840, 39992760, 79985520]

約数ペア:

[(1, 79985520), (2, 39992760), (3, 26661840), (4, 19996380), (5, 15997104), (6, 13330920), (8, 9998190), (9, 8887280), (10, 7998552), (12, 6665460), (15, 5332368), (16, 4999095), (18, 4443640), (20, 3999276), (24, 3332730), (30, 2666184), (36, 2221820), (40, 1999638), (45, 1777456), (48, 1666365), (60, 1333092), (72, 1110910), (80, 999819), (90, 888728), (120, 666546), (144, 555455), (180, 444364), (240, 333273), (360, 222182), (720, 111091)]