81992640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{383}}^1$

素因数の和:626

約数の個数: 112

約数和(自身を含む): 262176768

約数和(自身を除く): 180184128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 223, 240, 320, 383, 446, 480, 669, 766, 892, 960, 1115, 1149, 1338, 1532, 1784, 1915, 2230, 2298, 2676, 3064, 3345, 3568, 3830, 4460, 4596, 5352, 5745, 6128, 6690, 7136, 7660, 8920, 9192, 10704, 11490, 12256, 13380, 14272, 15320, 17840, 18384, 21408, 22980, 24512, 26760, 30640, 35680, 36768, 42816, 45960, 53520, 61280, 71360, 73536, 85409, 91920, 107040, 122560, 170818, 183840, 214080, 256227, 341636, 367680, 427045, 512454, 683272, 854090, 1024908, 1281135, 1366544, 1708180, 2049816, 2562270, 2733088, 3416360, 4099632, 5124540, 5466176, 6832720, 8199264, 10249080, 13665440, 16398528, 20498160, 27330880, 40996320, 81992640]

約数ペア:

[(1, 81992640), (2, 40996320), (3, 27330880), (4, 20498160), (5, 16398528), (6, 13665440), (8, 10249080), (10, 8199264), (12, 6832720), (15, 5466176), (16, 5124540), (20, 4099632), (24, 3416360), (30, 2733088), (32, 2562270), (40, 2049816), (48, 1708180), (60, 1366544), (64, 1281135), (80, 1024908), (96, 854090), (120, 683272), (160, 512454), (192, 427045), (223, 367680), (240, 341636), (320, 256227), (383, 214080), (446, 183840), (480, 170818), (669, 122560), (766, 107040), (892, 91920), (960, 85409), (1115, 73536), (1149, 71360), (1338, 61280), (1532, 53520), (1784, 45960), (1915, 42816), (2230, 36768), (2298, 35680), (2676, 30640), (3064, 26760), (3345, 24512), (3568, 22980), (3830, 21408), (4460, 18384), (4596, 17840), (5352, 15320), (5745, 14272), (6128, 13380), (6690, 12256), (7136, 11490), (7660, 10704), (8920, 9192)]