256514400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1549}}^1$

素因数の和:1598

約数の個数: 216

約数和(自身を含む): 944470800

約数和(自身を除く): 687956400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 32, 36, 40, 45, 46, 48, 50, 60, 69, 72, 75, 80, 90, 92, 96, 100, 115, 120, 138, 144, 150, 160, 180, 184, 200, 207, 225, 230, 240, 276, 288, 300, 345, 360, 368, 400, 414, 450, 460, 480, 552, 575, 600, 690, 720, 736, 800, 828, 900, 920, 1035, 1104, 1150, 1200, 1380, 1440, 1549, 1656, 1725, 1800, 1840, 2070, 2208, 2300, 2400, 2760, 3098, 3312, 3450, 3600, 3680, 4140, 4600, 4647, 5175, 5520, 6196, 6624, 6900, 7200, 7745, 8280, 9200, 9294, 10350, 11040, 12392, 13800, 13941, 15490, 16560, 18400, 18588, 20700, 23235, 24784, 27600, 27882, 30980, 33120, 35627, 37176, 38725, 41400, 46470, 49568, 55200, 55764, 61960, 69705, 71254, 74352, 77450, 82800, 92940, 106881, 111528, 116175, 123920, 139410, 142508, 148704, 154900, 165600, 178135, 185880, 213762, 223056, 232350, 247840, 278820, 285016, 309800, 320643, 348525, 356270, 371760, 427524, 446112, 464700, 534405, 557640, 570032, 619600, 641286, 697050, 712540, 743520, 855048, 890675, 929400, 1068810, 1115280, 1140064, 1239200, 1282572, 1394100, 1425080, 1603215, 1710096, 1781350, 1858800, 2137620, 2230560, 2565144, 2672025, 2788200, 2850160, 3206430, 3420192, 3562700, 3717600, 4275240, 5130288, 5344050, 5576400, 5700320, 6412860, 7125400, 8016075, 8550480, 10260576, 10688100, 11152800, 12825720, 14250800, 16032150, 17100960, 21376200, 25651440, 28501600, 32064300, 42752400, 51302880, 64128600, 85504800, 128257200, 256514400]

約数ペア:

[(1, 256514400), (2, 128257200), (3, 85504800), (4, 64128600), (5, 51302880), (6, 42752400), (8, 32064300), (9, 28501600), (10, 25651440), (12, 21376200), (15, 17100960), (16, 16032150), (18, 14250800), (20, 12825720), (23, 11152800), (24, 10688100), (25, 10260576), (30, 8550480), (32, 8016075), (36, 7125400), (40, 6412860), (45, 5700320), (46, 5576400), (48, 5344050), (50, 5130288), (60, 4275240), (69, 3717600), (72, 3562700), (75, 3420192), (80, 3206430), (90, 2850160), (92, 2788200), (96, 2672025), (100, 2565144), (115, 2230560), (120, 2137620), (138, 1858800), (144, 1781350), (150, 1710096), (160, 1603215), (180, 1425080), (184, 1394100), (200, 1282572), (207, 1239200), (225, 1140064), (230, 1115280), (240, 1068810), (276, 929400), (288, 890675), (300, 855048), (345, 743520), (360, 712540), (368, 697050), (400, 641286), (414, 619600), (450, 570032), (460, 557640), (480, 534405), (552, 464700), (575, 446112), (600, 427524), (690, 371760), (720, 356270), (736, 348525), (800, 320643), (828, 309800), (900, 285016), (920, 278820), (1035, 247840), (1104, 232350), (1150, 223056), (1200, 213762), (1380, 185880), (1440, 178135), (1549, 165600), (1656, 154900), (1725, 148704), (1800, 142508), (1840, 139410), (2070, 123920), (2208, 116175), (2300, 111528), (2400, 106881), (2760, 92940), (3098, 82800), (3312, 77450), (3450, 74352), (3600, 71254), (3680, 69705), (4140, 61960), (4600, 55764), (4647, 55200), (5175, 49568), (5520, 46470), (6196, 41400), (6624, 38725), (6900, 37176), (7200, 35627), (7745, 33120), (8280, 30980), (9200, 27882), (9294, 27600), (10350, 24784), (11040, 23235), (12392, 20700), (13800, 18588), (13941, 18400), (15490, 16560)]