8891520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:454

約数の個数: 128

約数和(自身を含む): 30991680

約数和(自身を除く): 22100160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 421, 440, 480, 528, 640, 660, 704, 842, 880, 960, 1056, 1263, 1320, 1408, 1684, 1760, 1920, 2105, 2112, 2526, 2640, 3368, 3520, 4210, 4224, 4631, 5052, 5280, 6315, 6736, 7040, 8420, 9262, 10104, 10560, 12630, 13472, 13893, 16840, 18524, 20208, 21120, 23155, 25260, 26944, 27786, 33680, 37048, 40416, 46310, 50520, 53888, 55572, 67360, 69465, 74096, 80832, 92620, 101040, 111144, 134720, 138930, 148192, 161664, 185240, 202080, 222288, 269440, 277860, 296384, 370480, 404160, 444576, 555720, 592768, 740960, 808320, 889152, 1111440, 1481920, 1778304, 2222880, 2963840, 4445760, 8891520]

約数ペア:

[(1, 8891520), (2, 4445760), (3, 2963840), (4, 2222880), (5, 1778304), (6, 1481920), (8, 1111440), (10, 889152), (11, 808320), (12, 740960), (15, 592768), (16, 555720), (20, 444576), (22, 404160), (24, 370480), (30, 296384), (32, 277860), (33, 269440), (40, 222288), (44, 202080), (48, 185240), (55, 161664), (60, 148192), (64, 138930), (66, 134720), (80, 111144), (88, 101040), (96, 92620), (110, 80832), (120, 74096), (128, 69465), (132, 67360), (160, 55572), (165, 53888), (176, 50520), (192, 46310), (220, 40416), (240, 37048), (264, 33680), (320, 27786), (330, 26944), (352, 25260), (384, 23155), (421, 21120), (440, 20208), (480, 18524), (528, 16840), (640, 13893), (660, 13472), (704, 12630), (842, 10560), (880, 10104), (960, 9262), (1056, 8420), (1263, 7040), (1320, 6736), (1408, 6315), (1684, 5280), (1760, 5052), (1920, 4631), (2105, 4224), (2112, 4210), (2526, 3520), (2640, 3368)]