83181720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1579}}^1$

素因数の和:2032

約数の個数: 64

約数和(自身を含む): 250272000

約数和(自身を除く): 167090280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 439, 878, 1317, 1579, 1756, 2195, 2634, 3158, 3512, 4390, 4737, 5268, 6316, 6585, 7895, 8780, 9474, 10536, 12632, 13170, 15790, 17560, 18948, 23685, 26340, 31580, 37896, 47370, 52680, 63160, 94740, 189480, 693181, 1386362, 2079543, 2772724, 3465905, 4159086, 5545448, 6931810, 8318172, 10397715, 13863620, 16636344, 20795430, 27727240, 41590860, 83181720]

約数ペア:

[(1, 83181720), (2, 41590860), (3, 27727240), (4, 20795430), (5, 16636344), (6, 13863620), (8, 10397715), (10, 8318172), (12, 6931810), (15, 5545448), (20, 4159086), (24, 3465905), (30, 2772724), (40, 2079543), (60, 1386362), (120, 693181), (439, 189480), (878, 94740), (1317, 63160), (1579, 52680), (1756, 47370), (2195, 37896), (2634, 31580), (3158, 26340), (3512, 23685), (4390, 18948), (4737, 17560), (5268, 15790), (6316, 13170), (6585, 12632), (7895, 10536), (8780, 9474)]