136650640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1021}}^1$

素因数の和:1280

約数の個数: 80

約数和(自身を含む): 364976640

約数和(自身を除く): 228326000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 239, 280, 478, 560, 956, 1021, 1195, 1673, 1912, 2042, 2390, 3346, 3824, 4084, 4780, 5105, 6692, 7147, 8168, 8365, 9560, 10210, 13384, 14294, 16336, 16730, 19120, 20420, 26768, 28588, 33460, 35735, 40840, 57176, 66920, 71470, 81680, 114352, 133840, 142940, 244019, 285880, 488038, 571760, 976076, 1220095, 1708133, 1952152, 2440190, 3416266, 3904304, 4880380, 6832532, 8540665, 9760760, 13665064, 17081330, 19521520, 27330128, 34162660, 68325320, 136650640]

約数ペア:

[(1, 136650640), (2, 68325320), (4, 34162660), (5, 27330128), (7, 19521520), (8, 17081330), (10, 13665064), (14, 9760760), (16, 8540665), (20, 6832532), (28, 4880380), (35, 3904304), (40, 3416266), (56, 2440190), (70, 1952152), (80, 1708133), (112, 1220095), (140, 976076), (239, 571760), (280, 488038), (478, 285880), (560, 244019), (956, 142940), (1021, 133840), (1195, 114352), (1673, 81680), (1912, 71470), (2042, 66920), (2390, 57176), (3346, 40840), (3824, 35735), (4084, 33460), (4780, 28588), (5105, 26768), (6692, 20420), (7147, 19120), (8168, 16730), (8365, 16336), (9560, 14294), (10210, 13384)]