216156760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4999}}^1$

素因数の和:5080

約数の個数: 64

約数和(自身を含む): 518400000

約数和(自身を除く): 302243240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 184, 188, 230, 235, 376, 460, 470, 920, 940, 1081, 1880, 2162, 4324, 4999, 5405, 8648, 9998, 10810, 19996, 21620, 24995, 39992, 43240, 49990, 99980, 114977, 199960, 229954, 234953, 459908, 469906, 574885, 919816, 939812, 1149770, 1174765, 1879624, 2299540, 2349530, 4599080, 4699060, 5403919, 9398120, 10807838, 21615676, 27019595, 43231352, 54039190, 108078380, 216156760]

約数ペア:

[(1, 216156760), (2, 108078380), (4, 54039190), (5, 43231352), (8, 27019595), (10, 21615676), (20, 10807838), (23, 9398120), (40, 5403919), (46, 4699060), (47, 4599080), (92, 2349530), (94, 2299540), (115, 1879624), (184, 1174765), (188, 1149770), (230, 939812), (235, 919816), (376, 574885), (460, 469906), (470, 459908), (920, 234953), (940, 229954), (1081, 199960), (1880, 114977), (2162, 99980), (4324, 49990), (4999, 43240), (5405, 39992), (8648, 24995), (9998, 21620), (10810, 19996)]