155174220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27809}}^1$

素因数の和:27855

約数の個数: 72

約数和(自身を含む): 485896320

約数和(自身を除く): 330722100

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, 27809, 55618, 83427, 111236, 139045, 166854, 250281, 278090, 333708, 417135, 500562, 556180, 834270, 862079, 1001124, 1251405, 1668540, 1724158, 2502810, 2586237, 3448316, 4310395, 5005620, 5172474, 7758711, 8620790, 10344948, 12931185, 15517422, 17241580, 25862370, 31034844, 38793555, 51724740, 77587110, 155174220]

約数ペア:

[(1, 155174220), (2, 77587110), (3, 51724740), (4, 38793555), (5, 31034844), (6, 25862370), (9, 17241580), (10, 15517422), (12, 12931185), (15, 10344948), (18, 8620790), (20, 7758711), (30, 5172474), (31, 5005620), (36, 4310395), (45, 3448316), (60, 2586237), (62, 2502810), (90, 1724158), (93, 1668540), (124, 1251405), (155, 1001124), (180, 862079), (186, 834270), (279, 556180), (310, 500562), (372, 417135), (465, 333708), (558, 278090), (620, 250281), (930, 166854), (1116, 139045), (1395, 111236), (1860, 83427), (2790, 55618), (5580, 27809)]