78485520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{327023}}^1$

素因数の和:327039

約数の個数: 40

約数和(自身を含む): 243305856

約数和(自身を除く): 164820336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 327023, 654046, 981069, 1308092, 1635115, 1962138, 2616184, 3270230, 3924276, 4905345, 5232368, 6540460, 7848552, 9810690, 13080920, 15697104, 19621380, 26161840, 39242760, 78485520]

約数ペア:

[(1, 78485520), (2, 39242760), (3, 26161840), (4, 19621380), (5, 15697104), (6, 13080920), (8, 9810690), (10, 7848552), (12, 6540460), (15, 5232368), (16, 4905345), (20, 3924276), (24, 3270230), (30, 2616184), (40, 1962138), (48, 1635115), (60, 1308092), (80, 981069), (120, 654046), (240, 327023)]