161722980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{99829}}^1$

素因数の和:99850

約数の個数: 60

約数和(自身を含む): 507336060

約数和(自身を除く): 345613080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 99829, 199658, 299487, 399316, 499145, 598974, 898461, 998290, 1197948, 1497435, 1796922, 1996580, 2695383, 2994870, 3593844, 4492305, 5390766, 5989740, 8086149, 8984610, 10781532, 13476915, 16172298, 17969220, 26953830, 32344596, 40430745, 53907660, 80861490, 161722980]

約数ペア:

[(1, 161722980), (2, 80861490), (3, 53907660), (4, 40430745), (5, 32344596), (6, 26953830), (9, 17969220), (10, 16172298), (12, 13476915), (15, 10781532), (18, 8984610), (20, 8086149), (27, 5989740), (30, 5390766), (36, 4492305), (45, 3593844), (54, 2994870), (60, 2695383), (81, 1996580), (90, 1796922), (108, 1497435), (135, 1197948), (162, 998290), (180, 898461), (270, 598974), (324, 499145), (405, 399316), (540, 299487), (810, 199658), (1620, 99829)]