156937760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{140123}}^1$

素因数の和:140145

約数の個数: 48

約数和(自身を含む): 423734976

約数和(自身を除く): 266797216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 140123, 280246, 560492, 700615, 980861, 1120984, 1401230, 1961722, 2241968, 2802460, 3923444, 4483936, 4904305, 5604920, 7846888, 9808610, 11209840, 15693776, 19617220, 22419680, 31387552, 39234440, 78468880, 156937760]

約数ペア:

[(1, 156937760), (2, 78468880), (4, 39234440), (5, 31387552), (7, 22419680), (8, 19617220), (10, 15693776), (14, 11209840), (16, 9808610), (20, 7846888), (28, 5604920), (32, 4904305), (35, 4483936), (40, 3923444), (56, 2802460), (70, 2241968), (80, 1961722), (112, 1401230), (140, 1120984), (160, 980861), (224, 700615), (280, 560492), (560, 280246), (1120, 140123)]