79886340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1279}}^1$

素因数の和:1641

約数の個数: 72

約数和(自身を含む): 243210240

約数和(自身を除く): 163323900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 694, 1041, 1279, 1388, 1735, 2082, 2558, 3123, 3470, 3837, 4164, 5116, 5205, 6246, 6395, 6940, 7674, 10410, 11511, 12492, 12790, 15348, 15615, 19185, 20820, 23022, 25580, 31230, 38370, 46044, 57555, 62460, 76740, 115110, 230220, 443813, 887626, 1331439, 1775252, 2219065, 2662878, 3994317, 4438130, 5325756, 6657195, 7988634, 8876260, 13314390, 15977268, 19971585, 26628780, 39943170, 79886340]

約数ペア:

[(1, 79886340), (2, 39943170), (3, 26628780), (4, 19971585), (5, 15977268), (6, 13314390), (9, 8876260), (10, 7988634), (12, 6657195), (15, 5325756), (18, 4438130), (20, 3994317), (30, 2662878), (36, 2219065), (45, 1775252), (60, 1331439), (90, 887626), (180, 443813), (347, 230220), (694, 115110), (1041, 76740), (1279, 62460), (1388, 57555), (1735, 46044), (2082, 38370), (2558, 31230), (3123, 25580), (3470, 23022), (3837, 20820), (4164, 19185), (5116, 15615), (5205, 15348), (6246, 12790), (6395, 12492), (6940, 11511), (7674, 10410)]