1680136000

素因数分解:

$2^6\times 5^3\times {\mathrm{103}}^1\times {\mathrm{2039}}^1$

素因数の和:2169

約数の個数: 112

約数和(自身を含む): 4203313920

約数和(自身を除く): 2523177920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 103, 125, 160, 200, 206, 250, 320, 400, 412, 500, 515, 800, 824, 1000, 1030, 1600, 1648, 2000, 2039, 2060, 2575, 3296, 4000, 4078, 4120, 5150, 6592, 8000, 8156, 8240, 10195, 10300, 12875, 16312, 16480, 20390, 20600, 25750, 32624, 32960, 40780, 41200, 50975, 51500, 65248, 81560, 82400, 101950, 103000, 130496, 163120, 164800, 203900, 206000, 210017, 254875, 326240, 407800, 412000, 420034, 509750, 652480, 815600, 824000, 840068, 1019500, 1050085, 1631200, 1680136, 2039000, 2100170, 3262400, 3360272, 4078000, 4200340, 5250425, 6720544, 8156000, 8400680, 10500850, 13441088, 16312000, 16801360, 21001700, 26252125, 33602720, 42003400, 52504250, 67205440, 84006800, 105008500, 168013600, 210017000, 336027200, 420034000, 840068000, 1680136000]

約数ペア:

[(1, 1680136000), (2, 840068000), (4, 420034000), (5, 336027200), (8, 210017000), (10, 168013600), (16, 105008500), (20, 84006800), (25, 67205440), (32, 52504250), (40, 42003400), (50, 33602720), (64, 26252125), (80, 21001700), (100, 16801360), (103, 16312000), (125, 13441088), (160, 10500850), (200, 8400680), (206, 8156000), (250, 6720544), (320, 5250425), (400, 4200340), (412, 4078000), (500, 3360272), (515, 3262400), (800, 2100170), (824, 2039000), (1000, 1680136), (1030, 1631200), (1600, 1050085), (1648, 1019500), (2000, 840068), (2039, 824000), (2060, 815600), (2575, 652480), (3296, 509750), (4000, 420034), (4078, 412000), (4120, 407800), (5150, 326240), (6592, 254875), (8000, 210017), (8156, 206000), (8240, 203900), (10195, 164800), (10300, 163120), (12875, 130496), (16312, 103000), (16480, 101950), (20390, 82400), (20600, 81560), (25750, 65248), (32624, 51500), (32960, 50975), (40780, 41200)]