136405760

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1747}}^1$

素因数の和:1829

約数の個数: 72

約数和(自身を含む): 332280816

約数和(自身を除く): 195875056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 976, 1220, 1280, 1747, 1952, 2440, 3494, 3904, 4880, 6988, 7808, 8735, 9760, 13976, 15616, 17470, 19520, 27952, 34940, 39040, 55904, 69880, 78080, 106567, 111808, 139760, 213134, 223616, 279520, 426268, 447232, 532835, 559040, 852536, 1065670, 1118080, 1705072, 2131340, 2236160, 3410144, 4262680, 6820288, 8525360, 13640576, 17050720, 27281152, 34101440, 68202880, 136405760]

約数ペア:

[(1, 136405760), (2, 68202880), (4, 34101440), (5, 27281152), (8, 17050720), (10, 13640576), (16, 8525360), (20, 6820288), (32, 4262680), (40, 3410144), (61, 2236160), (64, 2131340), (80, 1705072), (122, 1118080), (128, 1065670), (160, 852536), (244, 559040), (256, 532835), (305, 447232), (320, 426268), (488, 279520), (610, 223616), (640, 213134), (976, 139760), (1220, 111808), (1280, 106567), (1747, 78080), (1952, 69880), (2440, 55904), (3494, 39040), (3904, 34940), (4880, 27952), (6988, 19520), (7808, 17470), (8735, 15616), (9760, 13976)]