210318160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4703}}^1$

素因数の和:4772

約数の個数: 80

約数和(自身を含む): 538965504

約数和(自身を除く): 328647344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1720, 2236, 2795, 3440, 4472, 4703, 5590, 8944, 9406, 11180, 18812, 22360, 23515, 37624, 44720, 47030, 61139, 75248, 94060, 122278, 188120, 202229, 244556, 305695, 376240, 404458, 489112, 611390, 808916, 978224, 1011145, 1222780, 1617832, 2022290, 2445560, 2628977, 3235664, 4044580, 4891120, 5257954, 8089160, 10515908, 13144885, 16178320, 21031816, 26289770, 42063632, 52579540, 105159080, 210318160]

約数ペア:

[(1, 210318160), (2, 105159080), (4, 52579540), (5, 42063632), (8, 26289770), (10, 21031816), (13, 16178320), (16, 13144885), (20, 10515908), (26, 8089160), (40, 5257954), (43, 4891120), (52, 4044580), (65, 3235664), (80, 2628977), (86, 2445560), (104, 2022290), (130, 1617832), (172, 1222780), (208, 1011145), (215, 978224), (260, 808916), (344, 611390), (430, 489112), (520, 404458), (559, 376240), (688, 305695), (860, 244556), (1040, 202229), (1118, 188120), (1720, 122278), (2236, 94060), (2795, 75248), (3440, 61139), (4472, 47030), (4703, 44720), (5590, 37624), (8944, 23515), (9406, 22360), (11180, 18812)]