256901760

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{14867}}^1$

素因数の和:14895

約数の個数: 128

約数和(自身を含む): 909921600

約数和(自身を除く): 653019840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 14867, 17280, 29734, 44601, 59468, 74335, 89202, 118936, 133803, 148670, 178404, 223005, 237872, 267606, 297340, 356808, 401409, 446010, 475744, 535212, 594680, 669015, 713616, 802818, 892020, 951488, 1070424, 1189360, 1338030, 1427232, 1605636, 1784040, 1902976, 2007045, 2140848, 2378720, 2676060, 2854464, 3211272, 3568080, 4014090, 4281696, 4757440, 5352120, 5708928, 6422544, 7136160, 8028180, 8563392, 9514880, 10704240, 12845088, 14272320, 16056360, 17126784, 21408480, 25690176, 28544640, 32112720, 42816960, 51380352, 64225440, 85633920, 128450880, 256901760]

約数ペア:

[(1, 256901760), (2, 128450880), (3, 85633920), (4, 64225440), (5, 51380352), (6, 42816960), (8, 32112720), (9, 28544640), (10, 25690176), (12, 21408480), (15, 17126784), (16, 16056360), (18, 14272320), (20, 12845088), (24, 10704240), (27, 9514880), (30, 8563392), (32, 8028180), (36, 7136160), (40, 6422544), (45, 5708928), (48, 5352120), (54, 4757440), (60, 4281696), (64, 4014090), (72, 3568080), (80, 3211272), (90, 2854464), (96, 2676060), (108, 2378720), (120, 2140848), (128, 2007045), (135, 1902976), (144, 1784040), (160, 1605636), (180, 1427232), (192, 1338030), (216, 1189360), (240, 1070424), (270, 951488), (288, 892020), (320, 802818), (360, 713616), (384, 669015), (432, 594680), (480, 535212), (540, 475744), (576, 446010), (640, 401409), (720, 356808), (864, 297340), (960, 267606), (1080, 237872), (1152, 223005), (1440, 178404), (1728, 148670), (1920, 133803), (2160, 118936), (2880, 89202), (3456, 74335), (4320, 59468), (5760, 44601), (8640, 29734), (14867, 17280)]