156939680

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22811}}^1$

素因数の和:22869

約数の個数: 48

約数和(自身を含む): 379409184

約数和(自身を除く): 222469504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 22811, 45622, 91244, 114055, 182488, 228110, 364976, 456220, 729952, 912440, 980873, 1824880, 1961746, 3649760, 3923492, 4904365, 7846984, 9808730, 15693968, 19617460, 31387936, 39234920, 78469840, 156939680]

約数ペア:

[(1, 156939680), (2, 78469840), (4, 39234920), (5, 31387936), (8, 19617460), (10, 15693968), (16, 9808730), (20, 7846984), (32, 4904365), (40, 3923492), (43, 3649760), (80, 1961746), (86, 1824880), (160, 980873), (172, 912440), (215, 729952), (344, 456220), (430, 364976), (688, 228110), (860, 182488), (1376, 114055), (1720, 91244), (3440, 45622), (6880, 22811)]