2180906560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1409}}^1$

素因数の和:2124

約数の個数: 112

約数和(自身を含む): 5947989120

約数和(自身を除く): 3767082560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 691, 1120, 1382, 1409, 2240, 2764, 2818, 3455, 4837, 5528, 5636, 6910, 7045, 9674, 9863, 11056, 11272, 13820, 14090, 19348, 19726, 22112, 22544, 24185, 27640, 28180, 38696, 39452, 44224, 45088, 48370, 49315, 55280, 56360, 77392, 78904, 90176, 96740, 98630, 110560, 112720, 154784, 157808, 193480, 197260, 221120, 225440, 309568, 315616, 386960, 394520, 450880, 631232, 773920, 789040, 973619, 1547840, 1578080, 1947238, 3156160, 3894476, 4868095, 6815333, 7788952, 9736190, 13630666, 15577904, 19472380, 27261332, 31155808, 34076665, 38944760, 54522664, 62311616, 68153330, 77889520, 109045328, 136306660, 155779040, 218090656, 272613320, 311558080, 436181312, 545226640, 1090453280, 2180906560]

約数ペア:

[(1, 2180906560), (2, 1090453280), (4, 545226640), (5, 436181312), (7, 311558080), (8, 272613320), (10, 218090656), (14, 155779040), (16, 136306660), (20, 109045328), (28, 77889520), (32, 68153330), (35, 62311616), (40, 54522664), (56, 38944760), (64, 34076665), (70, 31155808), (80, 27261332), (112, 19472380), (140, 15577904), (160, 13630666), (224, 9736190), (280, 7788952), (320, 6815333), (448, 4868095), (560, 3894476), (691, 3156160), (1120, 1947238), (1382, 1578080), (1409, 1547840), (2240, 973619), (2764, 789040), (2818, 773920), (3455, 631232), (4837, 450880), (5528, 394520), (5636, 386960), (6910, 315616), (7045, 309568), (9674, 225440), (9863, 221120), (11056, 197260), (11272, 193480), (13820, 157808), (14090, 154784), (19348, 112720), (19726, 110560), (22112, 98630), (22544, 96740), (24185, 90176), (27640, 78904), (28180, 77392), (38696, 56360), (39452, 55280), (44224, 49315), (45088, 48370)]