1138571840

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{72613}}^1$

素因数の和:72644

約数の個数: 84

約数和(自身を含む): 3153916476

約数和(自身を除く): 2015344636

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 72613, 145226, 290452, 363065, 508291, 580904, 726130, 1016582, 1161808, 1452260, 2033164, 2323616, 2541455, 2904520, 3558037, 4066328, 4647232, 5082910, 5809040, 7116074, 8132656, 10165820, 11618080, 14232148, 16265312, 17790185, 20331640, 23236160, 28464296, 32530624, 35580370, 40663280, 56928592, 71160740, 81326560, 113857184, 142321480, 162653120, 227714368, 284642960, 569285920, 1138571840]

約数ペア:

[(1, 1138571840), (2, 569285920), (4, 284642960), (5, 227714368), (7, 162653120), (8, 142321480), (10, 113857184), (14, 81326560), (16, 71160740), (20, 56928592), (28, 40663280), (32, 35580370), (35, 32530624), (40, 28464296), (49, 23236160), (56, 20331640), (64, 17790185), (70, 16265312), (80, 14232148), (98, 11618080), (112, 10165820), (140, 8132656), (160, 7116074), (196, 5809040), (224, 5082910), (245, 4647232), (280, 4066328), (320, 3558037), (392, 2904520), (448, 2541455), (490, 2323616), (560, 2033164), (784, 1452260), (980, 1161808), (1120, 1016582), (1568, 726130), (1960, 580904), (2240, 508291), (3136, 363065), (3920, 290452), (7840, 145226), (15680, 72613)]