257376480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:289

約数の個数: 192

約数和(自身を含む): 843913728

約数和(自身を除く): 586537248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 67, 80, 96, 106, 120, 134, 151, 159, 160, 201, 212, 240, 265, 268, 302, 318, 335, 402, 424, 453, 480, 530, 536, 604, 636, 670, 755, 795, 804, 848, 906, 1005, 1060, 1072, 1208, 1272, 1340, 1510, 1590, 1608, 1696, 1812, 2010, 2120, 2144, 2265, 2416, 2544, 2680, 3020, 3180, 3216, 3551, 3624, 4020, 4240, 4530, 4832, 5088, 5360, 6040, 6360, 6432, 7102, 7248, 8003, 8040, 8480, 9060, 10117, 10653, 10720, 12080, 12720, 14204, 14496, 16006, 16080, 17755, 18120, 20234, 21306, 24009, 24160, 25440, 28408, 30351, 32012, 32160, 35510, 36240, 40015, 40468, 42612, 48018, 50585, 53265, 56816, 60702, 64024, 71020, 72480, 80030, 80936, 85224, 96036, 101170, 106530, 113632, 120045, 121404, 128048, 142040, 151755, 160060, 161872, 170448, 192072, 202340, 213060, 240090, 242808, 256096, 284080, 303510, 320120, 323744, 340896, 384144, 404680, 426120, 480180, 485616, 536201, 568160, 607020, 640240, 768288, 809360, 852240, 960360, 971232, 1072402, 1214040, 1280480, 1608603, 1618720, 1704480, 1920720, 2144804, 2428080, 2681005, 3217206, 3841440, 4289608, 4856160, 5362010, 6434412, 8043015, 8579216, 10724020, 12868824, 16086030, 17158432, 21448040, 25737648, 32172060, 42896080, 51475296, 64344120, 85792160, 128688240, 257376480]

約数ペア:

[(1, 257376480), (2, 128688240), (3, 85792160), (4, 64344120), (5, 51475296), (6, 42896080), (8, 32172060), (10, 25737648), (12, 21448040), (15, 17158432), (16, 16086030), (20, 12868824), (24, 10724020), (30, 8579216), (32, 8043015), (40, 6434412), (48, 5362010), (53, 4856160), (60, 4289608), (67, 3841440), (80, 3217206), (96, 2681005), (106, 2428080), (120, 2144804), (134, 1920720), (151, 1704480), (159, 1618720), (160, 1608603), (201, 1280480), (212, 1214040), (240, 1072402), (265, 971232), (268, 960360), (302, 852240), (318, 809360), (335, 768288), (402, 640240), (424, 607020), (453, 568160), (480, 536201), (530, 485616), (536, 480180), (604, 426120), (636, 404680), (670, 384144), (755, 340896), (795, 323744), (804, 320120), (848, 303510), (906, 284080), (1005, 256096), (1060, 242808), (1072, 240090), (1208, 213060), (1272, 202340), (1340, 192072), (1510, 170448), (1590, 161872), (1608, 160060), (1696, 151755), (1812, 142040), (2010, 128048), (2120, 121404), (2144, 120045), (2265, 113632), (2416, 106530), (2544, 101170), (2680, 96036), (3020, 85224), (3180, 80936), (3216, 80030), (3551, 72480), (3624, 71020), (4020, 64024), (4240, 60702), (4530, 56816), (4832, 53265), (5088, 50585), (5360, 48018), (6040, 42612), (6360, 40468), (6432, 40015), (7102, 36240), (7248, 35510), (8003, 32160), (8040, 32012), (8480, 30351), (9060, 28408), (10117, 25440), (10653, 24160), (10720, 24009), (12080, 21306), (12720, 20234), (14204, 18120), (14496, 17755), (16006, 16080)]