77774220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22741}}^1$

素因数の和:22775

約数の個数: 72

約数和(自身を含む): 248342640

約数和(自身を除く): 170568420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 22741, 45482, 68223, 90964, 113705, 136446, 204669, 227410, 272892, 341115, 409338, 432079, 454820, 682230, 818676, 864158, 1023345, 1296237, 1364460, 1728316, 2046690, 2160395, 2592474, 3888711, 4093380, 4320790, 5184948, 6481185, 7777422, 8641580, 12962370, 15554844, 19443555, 25924740, 38887110, 77774220]

約数ペア:

[(1, 77774220), (2, 38887110), (3, 25924740), (4, 19443555), (5, 15554844), (6, 12962370), (9, 8641580), (10, 7777422), (12, 6481185), (15, 5184948), (18, 4320790), (19, 4093380), (20, 3888711), (30, 2592474), (36, 2160395), (38, 2046690), (45, 1728316), (57, 1364460), (60, 1296237), (76, 1023345), (90, 864158), (95, 818676), (114, 682230), (171, 454820), (180, 432079), (190, 409338), (228, 341115), (285, 272892), (342, 227410), (380, 204669), (570, 136446), (684, 113705), (855, 90964), (1140, 68223), (1710, 45482), (3420, 22741)]