87385680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{121369}}^1$

素因数の和:121388

約数の個数: 60

約数和(自身を含む): 293472660

約数和(自身を除く): 206086980

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, 121369, 242738, 364107, 485476, 606845, 728214, 970952, 1092321, 1213690, 1456428, 1820535, 1941904, 2184642, 2427380, 2912856, 3641070, 4369284, 4854760, 5461605, 5825712, 7282140, 8738568, 9709520, 10923210, 14564280, 17477136, 21846420, 29128560, 43692840, 87385680]

約数ペア:

[(1, 87385680), (2, 43692840), (3, 29128560), (4, 21846420), (5, 17477136), (6, 14564280), (8, 10923210), (9, 9709520), (10, 8738568), (12, 7282140), (15, 5825712), (16, 5461605), (18, 4854760), (20, 4369284), (24, 3641070), (30, 2912856), (36, 2427380), (40, 2184642), (45, 1941904), (48, 1820535), (60, 1456428), (72, 1213690), (80, 1092321), (90, 970952), (120, 728214), (144, 606845), (180, 485476), (240, 364107), (360, 242738), (720, 121369)]