229235920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1487}}^1$

素因数の和:1588

約数の個数: 80

約数和(自身を含む): 557964288

約数和(自身を除く): 328728368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 47, 80, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 656, 752, 820, 940, 1487, 1640, 1880, 1927, 2974, 3280, 3760, 3854, 5948, 7435, 7708, 9635, 11896, 14870, 15416, 19270, 23792, 29740, 30832, 38540, 59480, 60967, 69889, 77080, 118960, 121934, 139778, 154160, 243868, 279556, 304835, 349445, 487736, 559112, 609670, 698890, 975472, 1118224, 1219340, 1397780, 2438680, 2795560, 2865449, 4877360, 5591120, 5730898, 11461796, 14327245, 22923592, 28654490, 45847184, 57308980, 114617960, 229235920]

約数ペア:

[(1, 229235920), (2, 114617960), (4, 57308980), (5, 45847184), (8, 28654490), (10, 22923592), (16, 14327245), (20, 11461796), (40, 5730898), (41, 5591120), (47, 4877360), (80, 2865449), (82, 2795560), (94, 2438680), (164, 1397780), (188, 1219340), (205, 1118224), (235, 975472), (328, 698890), (376, 609670), (410, 559112), (470, 487736), (656, 349445), (752, 304835), (820, 279556), (940, 243868), (1487, 154160), (1640, 139778), (1880, 121934), (1927, 118960), (2974, 77080), (3280, 69889), (3760, 60967), (3854, 59480), (5948, 38540), (7435, 30832), (7708, 29740), (9635, 23792), (11896, 19270), (14870, 15416)]