173431980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31081}}^1$

素因数の和:31127

約数の個数: 72

約数和(自身を含む): 543064704

約数和(自身を除く): 369632724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 31081, 62162, 93243, 124324, 155405, 186486, 279729, 310810, 372972, 466215, 559458, 621620, 932430, 963511, 1118916, 1398645, 1864860, 1927022, 2797290, 2890533, 3854044, 4817555, 5594580, 5781066, 8671599, 9635110, 11562132, 14452665, 17343198, 19270220, 28905330, 34686396, 43357995, 57810660, 86715990, 173431980]

約数ペア:

[(1, 173431980), (2, 86715990), (3, 57810660), (4, 43357995), (5, 34686396), (6, 28905330), (9, 19270220), (10, 17343198), (12, 14452665), (15, 11562132), (18, 9635110), (20, 8671599), (30, 5781066), (31, 5594580), (36, 4817555), (45, 3854044), (60, 2890533), (62, 2797290), (90, 1927022), (93, 1864860), (124, 1398645), (155, 1118916), (180, 963511), (186, 932430), (279, 621620), (310, 559458), (372, 466215), (465, 372972), (558, 310810), (620, 279729), (930, 186486), (1116, 155405), (1395, 124324), (1860, 93243), (2790, 62162), (5580, 31081)]