163985280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{383}}^1$

素因数の和:628

約数の個数: 128

約数和(自身を含む): 526417920

約数和(自身を除く): 362432640

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, 128, 160, 192, 223, 240, 320, 383, 384, 446, 480, 640, 669, 766, 892, 960, 1115, 1149, 1338, 1532, 1784, 1915, 1920, 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, 28544, 30640, 35680, 36768, 42816, 45960, 49024, 53520, 61280, 71360, 73536, 85409, 85632, 91920, 107040, 122560, 142720, 147072, 170818, 183840, 214080, 245120, 256227, 341636, 367680, 427045, 428160, 512454, 683272, 735360, 854090, 1024908, 1281135, 1366544, 1708180, 2049816, 2562270, 2733088, 3416360, 4099632, 5124540, 5466176, 6832720, 8199264, 10249080, 10932352, 13665440, 16398528, 20498160, 27330880, 32797056, 40996320, 54661760, 81992640, 163985280]

約数ペア:

[(1, 163985280), (2, 81992640), (3, 54661760), (4, 40996320), (5, 32797056), (6, 27330880), (8, 20498160), (10, 16398528), (12, 13665440), (15, 10932352), (16, 10249080), (20, 8199264), (24, 6832720), (30, 5466176), (32, 5124540), (40, 4099632), (48, 3416360), (60, 2733088), (64, 2562270), (80, 2049816), (96, 1708180), (120, 1366544), (128, 1281135), (160, 1024908), (192, 854090), (223, 735360), (240, 683272), (320, 512454), (383, 428160), (384, 427045), (446, 367680), (480, 341636), (640, 256227), (669, 245120), (766, 214080), (892, 183840), (960, 170818), (1115, 147072), (1149, 142720), (1338, 122560), (1532, 107040), (1784, 91920), (1915, 85632), (1920, 85409), (2230, 73536), (2298, 71360), (2676, 61280), (3064, 53520), (3345, 49024), (3568, 45960), (3830, 42816), (4460, 36768), (4596, 35680), (5352, 30640), (5745, 28544), (6128, 26760), (6690, 24512), (7136, 22980), (7660, 21408), (8920, 18384), (9192, 17840), (10704, 15320), (11490, 14272), (12256, 13380)]