204736560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{121867}}^1$

素因数の和:121890

約数の個数: 80

約数和(自身を含む): 725358336

約数和(自身を除く): 520621776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 121867, 243734, 365601, 487468, 609335, 731202, 853069, 974936, 1218670, 1462404, 1706138, 1828005, 1949872, 2437340, 2559207, 2924808, 3412276, 3656010, 4265345, 4874680, 5118414, 5849616, 6824552, 7312020, 8530690, 9749360, 10236828, 12796035, 13649104, 14624040, 17061380, 20473656, 25592070, 29248080, 34122760, 40947312, 51184140, 68245520, 102368280, 204736560]

約数ペア:

[(1, 204736560), (2, 102368280), (3, 68245520), (4, 51184140), (5, 40947312), (6, 34122760), (7, 29248080), (8, 25592070), (10, 20473656), (12, 17061380), (14, 14624040), (15, 13649104), (16, 12796035), (20, 10236828), (21, 9749360), (24, 8530690), (28, 7312020), (30, 6824552), (35, 5849616), (40, 5118414), (42, 4874680), (48, 4265345), (56, 3656010), (60, 3412276), (70, 2924808), (80, 2559207), (84, 2437340), (105, 1949872), (112, 1828005), (120, 1706138), (140, 1462404), (168, 1218670), (210, 974936), (240, 853069), (280, 731202), (336, 609335), (420, 487468), (560, 365601), (840, 243734), (1680, 121867)]