80647200

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:536

約数の個数: 216

約数和(自身を含む): 297355968

約数和(自身を除く): 216708768

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, 487, 552, 575, 600, 690, 720, 736, 800, 828, 900, 920, 974, 1035, 1104, 1150, 1200, 1380, 1440, 1461, 1656, 1725, 1800, 1840, 1948, 2070, 2208, 2300, 2400, 2435, 2760, 2922, 3312, 3450, 3600, 3680, 3896, 4140, 4383, 4600, 4870, 5175, 5520, 5844, 6624, 6900, 7200, 7305, 7792, 8280, 8766, 9200, 9740, 10350, 11040, 11201, 11688, 12175, 13800, 14610, 15584, 16560, 17532, 18400, 19480, 20700, 21915, 22402, 23376, 24350, 27600, 29220, 33120, 33603, 35064, 36525, 38960, 41400, 43830, 44804, 46752, 48700, 55200, 56005, 58440, 67206, 70128, 73050, 77920, 82800, 87660, 89608, 97400, 100809, 109575, 112010, 116880, 134412, 140256, 146100, 165600, 168015, 175320, 179216, 194800, 201618, 219150, 224020, 233760, 268824, 280025, 292200, 336030, 350640, 358432, 389600, 403236, 438300, 448040, 504045, 537648, 560050, 584400, 672060, 701280, 806472, 840075, 876600, 896080, 1008090, 1075296, 1120100, 1168800, 1344120, 1612944, 1680150, 1753200, 1792160, 2016180, 2240200, 2520225, 2688240, 3225888, 3360300, 3506400, 4032360, 4480400, 5040450, 5376480, 6720600, 8064720, 8960800, 10080900, 13441200, 16129440, 20161800, 26882400, 40323600, 80647200]

約数ペア:

[(1, 80647200), (2, 40323600), (3, 26882400), (4, 20161800), (5, 16129440), (6, 13441200), (8, 10080900), (9, 8960800), (10, 8064720), (12, 6720600), (15, 5376480), (16, 5040450), (18, 4480400), (20, 4032360), (23, 3506400), (24, 3360300), (25, 3225888), (30, 2688240), (32, 2520225), (36, 2240200), (40, 2016180), (45, 1792160), (46, 1753200), (48, 1680150), (50, 1612944), (60, 1344120), (69, 1168800), (72, 1120100), (75, 1075296), (80, 1008090), (90, 896080), (92, 876600), (96, 840075), (100, 806472), (115, 701280), (120, 672060), (138, 584400), (144, 560050), (150, 537648), (160, 504045), (180, 448040), (184, 438300), (200, 403236), (207, 389600), (225, 358432), (230, 350640), (240, 336030), (276, 292200), (288, 280025), (300, 268824), (345, 233760), (360, 224020), (368, 219150), (400, 201618), (414, 194800), (450, 179216), (460, 175320), (480, 168015), (487, 165600), (552, 146100), (575, 140256), (600, 134412), (690, 116880), (720, 112010), (736, 109575), (800, 100809), (828, 97400), (900, 89608), (920, 87660), (974, 82800), (1035, 77920), (1104, 73050), (1150, 70128), (1200, 67206), (1380, 58440), (1440, 56005), (1461, 55200), (1656, 48700), (1725, 46752), (1800, 44804), (1840, 43830), (1948, 41400), (2070, 38960), (2208, 36525), (2300, 35064), (2400, 33603), (2435, 33120), (2760, 29220), (2922, 27600), (3312, 24350), (3450, 23376), (3600, 22402), (3680, 21915), (3896, 20700), (4140, 19480), (4383, 18400), (4600, 17532), (4870, 16560), (5175, 15584), (5520, 14610), (5844, 13800), (6624, 12175), (6900, 11688), (7200, 11201), (7305, 11040), (7792, 10350), (8280, 9740), (8766, 9200)]