1298474520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{31547}}^1$

素因数の和:31582

約数の個数: 128

約数和(自身を含む): 4542912000

約数和(自身を除く): 3244437480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1960, 2058, 2744, 2940, 3430, 4116, 5145, 5880, 6860, 8232, 10290, 13720, 20580, 31547, 41160, 63094, 94641, 126188, 157735, 189282, 220829, 252376, 315470, 378564, 441658, 473205, 630940, 662487, 757128, 883316, 946410, 1104145, 1261880, 1324974, 1545803, 1766632, 1892820, 2208290, 2649948, 3091606, 3312435, 3785640, 4416580, 4637409, 5299896, 6183212, 6624870, 7729015, 8833160, 9274818, 10820621, 12366424, 13249740, 15458030, 18549636, 21641242, 23187045, 26499480, 30916060, 32461863, 37099272, 43282484, 46374090, 54103105, 61832120, 64923726, 86564968, 92748180, 108206210, 129847452, 162309315, 185496360, 216412420, 259694904, 324618630, 432824840, 649237260, 1298474520]

約数ペア:

[(1, 1298474520), (2, 649237260), (3, 432824840), (4, 324618630), (5, 259694904), (6, 216412420), (7, 185496360), (8, 162309315), (10, 129847452), (12, 108206210), (14, 92748180), (15, 86564968), (20, 64923726), (21, 61832120), (24, 54103105), (28, 46374090), (30, 43282484), (35, 37099272), (40, 32461863), (42, 30916060), (49, 26499480), (56, 23187045), (60, 21641242), (70, 18549636), (84, 15458030), (98, 13249740), (105, 12366424), (120, 10820621), (140, 9274818), (147, 8833160), (168, 7729015), (196, 6624870), (210, 6183212), (245, 5299896), (280, 4637409), (294, 4416580), (343, 3785640), (392, 3312435), (420, 3091606), (490, 2649948), (588, 2208290), (686, 1892820), (735, 1766632), (840, 1545803), (980, 1324974), (1029, 1261880), (1176, 1104145), (1372, 946410), (1470, 883316), (1715, 757128), (1960, 662487), (2058, 630940), (2744, 473205), (2940, 441658), (3430, 378564), (4116, 315470), (5145, 252376), (5880, 220829), (6860, 189282), (8232, 157735), (10290, 126188), (13720, 94641), (20580, 63094), (31547, 41160)]