137896640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61561}}^1$

素因数の和:61585

約数の個数: 56

約数和(自身を含む): 375281952

約数和(自身を除く): 237385312

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, 1120, 2240, 61561, 123122, 246244, 307805, 430927, 492488, 615610, 861854, 984976, 1231220, 1723708, 1969952, 2154635, 2462440, 3447416, 3939904, 4309270, 4924880, 6894832, 8618540, 9849760, 13789664, 17237080, 19699520, 27579328, 34474160, 68948320, 137896640]

約数ペア:

[(1, 137896640), (2, 68948320), (4, 34474160), (5, 27579328), (7, 19699520), (8, 17237080), (10, 13789664), (14, 9849760), (16, 8618540), (20, 6894832), (28, 4924880), (32, 4309270), (35, 3939904), (40, 3447416), (56, 2462440), (64, 2154635), (70, 1969952), (80, 1723708), (112, 1231220), (140, 984976), (160, 861854), (224, 615610), (280, 492488), (320, 430927), (448, 307805), (560, 246244), (1120, 123122), (2240, 61561)]