87761240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{827}}^1$

素因数の和:1224

約数の個数: 64

約数和(自身を含む): 226540800

約数和(自身を除く): 138779560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 379, 758, 827, 1516, 1654, 1895, 2653, 3032, 3308, 3790, 4135, 5306, 5789, 6616, 7580, 8270, 10612, 11578, 13265, 15160, 16540, 21224, 23156, 26530, 28945, 33080, 46312, 53060, 57890, 106120, 115780, 231560, 313433, 626866, 1253732, 1567165, 2194031, 2507464, 3134330, 4388062, 6268660, 8776124, 10970155, 12537320, 17552248, 21940310, 43880620, 87761240]

約数ペア:

[(1, 87761240), (2, 43880620), (4, 21940310), (5, 17552248), (7, 12537320), (8, 10970155), (10, 8776124), (14, 6268660), (20, 4388062), (28, 3134330), (35, 2507464), (40, 2194031), (56, 1567165), (70, 1253732), (140, 626866), (280, 313433), (379, 231560), (758, 115780), (827, 106120), (1516, 57890), (1654, 53060), (1895, 46312), (2653, 33080), (3032, 28945), (3308, 26530), (3790, 23156), (4135, 21224), (5306, 16540), (5789, 15160), (6616, 13265), (7580, 11578), (8270, 10612)]