12856800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{487}}^1$

素因数の和:521

約数の個数: 144

約数和(自身を含む): 45747072

約数和(自身を除く): 32890272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 32, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 96, 100, 110, 120, 132, 150, 160, 165, 176, 200, 220, 240, 264, 275, 300, 330, 352, 400, 440, 480, 487, 528, 550, 600, 660, 800, 825, 880, 974, 1056, 1100, 1200, 1320, 1461, 1650, 1760, 1948, 2200, 2400, 2435, 2640, 2922, 3300, 3896, 4400, 4870, 5280, 5357, 5844, 6600, 7305, 7792, 8800, 9740, 10714, 11688, 12175, 13200, 14610, 15584, 16071, 19480, 21428, 23376, 24350, 26400, 26785, 29220, 32142, 36525, 38960, 42856, 46752, 48700, 53570, 58440, 64284, 73050, 77920, 80355, 85712, 97400, 107140, 116880, 128568, 133925, 146100, 160710, 171424, 194800, 214280, 233760, 257136, 267850, 292200, 321420, 389600, 401775, 428560, 514272, 535700, 584400, 642840, 803550, 857120, 1071400, 1168800, 1285680, 1607100, 2142800, 2571360, 3214200, 4285600, 6428400, 12856800]

約数ペア:

[(1, 12856800), (2, 6428400), (3, 4285600), (4, 3214200), (5, 2571360), (6, 2142800), (8, 1607100), (10, 1285680), (11, 1168800), (12, 1071400), (15, 857120), (16, 803550), (20, 642840), (22, 584400), (24, 535700), (25, 514272), (30, 428560), (32, 401775), (33, 389600), (40, 321420), (44, 292200), (48, 267850), (50, 257136), (55, 233760), (60, 214280), (66, 194800), (75, 171424), (80, 160710), (88, 146100), (96, 133925), (100, 128568), (110, 116880), (120, 107140), (132, 97400), (150, 85712), (160, 80355), (165, 77920), (176, 73050), (200, 64284), (220, 58440), (240, 53570), (264, 48700), (275, 46752), (300, 42856), (330, 38960), (352, 36525), (400, 32142), (440, 29220), (480, 26785), (487, 26400), (528, 24350), (550, 23376), (600, 21428), (660, 19480), (800, 16071), (825, 15584), (880, 14610), (974, 13200), (1056, 12175), (1100, 11688), (1200, 10714), (1320, 9740), (1461, 8800), (1650, 7792), (1760, 7305), (1948, 6600), (2200, 5844), (2400, 5357), (2435, 5280), (2640, 4870), (2922, 4400), (3300, 3896)]