78221080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16433}}^1$

素因数の和:16468

約数の個数: 64

約数和(自身を含む): 212984640

約数和(自身を除く): 134763560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 16433, 32866, 65732, 82165, 115031, 131464, 164330, 230062, 279361, 328660, 460124, 558722, 575155, 657320, 920248, 1117444, 1150310, 1396805, 1955527, 2234888, 2300620, 2793610, 3911054, 4601240, 5587220, 7822108, 9777635, 11174440, 15644216, 19555270, 39110540, 78221080]

約数ペア:

[(1, 78221080), (2, 39110540), (4, 19555270), (5, 15644216), (7, 11174440), (8, 9777635), (10, 7822108), (14, 5587220), (17, 4601240), (20, 3911054), (28, 2793610), (34, 2300620), (35, 2234888), (40, 1955527), (56, 1396805), (68, 1150310), (70, 1117444), (85, 920248), (119, 657320), (136, 575155), (140, 558722), (170, 460124), (238, 328660), (280, 279361), (340, 230062), (476, 164330), (595, 131464), (680, 115031), (952, 82165), (1190, 65732), (2380, 32866), (4760, 16433)]