20508078720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{941}}^1\times {\mathrm{11351}}^1$

素因数の和:12314

約数の個数: 128

約数和(自身を含む): 65444734080

約数和(自身を除く): 44936655360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 941, 960, 1882, 1920, 2823, 3764, 4705, 5646, 7528, 9410, 11292, 11351, 14115, 15056, 18820, 22584, 22702, 28230, 30112, 34053, 37640, 45168, 45404, 56460, 56755, 60224, 68106, 75280, 90336, 90808, 112920, 113510, 120448, 136212, 150560, 170265, 180672, 181616, 225840, 227020, 272424, 301120, 340530, 361344, 363232, 451680, 454040, 544848, 602240, 681060, 726464, 903360, 908080, 1089696, 1362120, 1452928, 1806720, 1816160, 2179392, 2724240, 3632320, 4358784, 5448480, 7264640, 10681291, 10896960, 21362582, 21793920, 32043873, 42725164, 53406455, 64087746, 85450328, 106812910, 128175492, 160219365, 170900656, 213625820, 256350984, 320438730, 341801312, 427251640, 512701968, 640877460, 683602624, 854503280, 1025403936, 1281754920, 1367205248, 1709006560, 2050807872, 2563509840, 3418013120, 4101615744, 5127019680, 6836026240, 10254039360, 20508078720]

約数ペア:

[(1, 20508078720), (2, 10254039360), (3, 6836026240), (4, 5127019680), (5, 4101615744), (6, 3418013120), (8, 2563509840), (10, 2050807872), (12, 1709006560), (15, 1367205248), (16, 1281754920), (20, 1025403936), (24, 854503280), (30, 683602624), (32, 640877460), (40, 512701968), (48, 427251640), (60, 341801312), (64, 320438730), (80, 256350984), (96, 213625820), (120, 170900656), (128, 160219365), (160, 128175492), (192, 106812910), (240, 85450328), (320, 64087746), (384, 53406455), (480, 42725164), (640, 32043873), (941, 21793920), (960, 21362582), (1882, 10896960), (1920, 10681291), (2823, 7264640), (3764, 5448480), (4705, 4358784), (5646, 3632320), (7528, 2724240), (9410, 2179392), (11292, 1816160), (11351, 1806720), (14115, 1452928), (15056, 1362120), (18820, 1089696), (22584, 908080), (22702, 903360), (28230, 726464), (30112, 681060), (34053, 602240), (37640, 544848), (45168, 454040), (45404, 451680), (56460, 363232), (56755, 361344), (60224, 340530), (68106, 301120), (75280, 272424), (90336, 227020), (90808, 225840), (112920, 181616), (113510, 180672), (120448, 170265), (136212, 150560)]