267397360

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{263}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 636387840

約数和(自身を除く): 368990480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 179, 263, 284, 355, 358, 526, 568, 710, 716, 895, 1052, 1136, 1315, 1420, 1432, 1790, 2104, 2630, 2840, 2864, 3580, 4208, 5260, 5680, 7160, 10520, 12709, 14320, 18673, 21040, 25418, 37346, 47077, 50836, 63545, 74692, 93365, 94154, 101672, 127090, 149384, 186730, 188308, 203344, 235385, 254180, 298768, 373460, 376616, 470770, 508360, 746920, 753232, 941540, 1016720, 1493840, 1883080, 3342467, 3766160, 6684934, 13369868, 16712335, 26739736, 33424670, 53479472, 66849340, 133698680, 267397360]

約数ペア:

[(1, 267397360), (2, 133698680), (4, 66849340), (5, 53479472), (8, 33424670), (10, 26739736), (16, 16712335), (20, 13369868), (40, 6684934), (71, 3766160), (80, 3342467), (142, 1883080), (179, 1493840), (263, 1016720), (284, 941540), (355, 753232), (358, 746920), (526, 508360), (568, 470770), (710, 376616), (716, 373460), (895, 298768), (1052, 254180), (1136, 235385), (1315, 203344), (1420, 188308), (1432, 186730), (1790, 149384), (2104, 127090), (2630, 101672), (2840, 94154), (2864, 93365), (3580, 74692), (4208, 63545), (5260, 50836), (5680, 47077), (7160, 37346), (10520, 25418), (12709, 21040), (14320, 18673)]