2016706720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{3623}}^1$

素因数の和:3723

約数の個数: 144

約数和(自身を含む): 5621954688

約数和(自身を除く): 3605247968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 160, 196, 224, 245, 280, 284, 355, 392, 490, 497, 560, 568, 710, 784, 980, 994, 1120, 1136, 1420, 1568, 1960, 1988, 2272, 2485, 2840, 3479, 3623, 3920, 3976, 4970, 5680, 6958, 7246, 7840, 7952, 9940, 11360, 13916, 14492, 15904, 17395, 18115, 19880, 25361, 27832, 28984, 34790, 36230, 39760, 50722, 55664, 57968, 69580, 72460, 79520, 101444, 111328, 115936, 126805, 139160, 144920, 177527, 202888, 253610, 257233, 278320, 289840, 355054, 405776, 507220, 514466, 556640, 579680, 710108, 811552, 887635, 1014440, 1028932, 1286165, 1420216, 1775270, 1800631, 2028880, 2057864, 2572330, 2840432, 3550540, 3601262, 4057760, 4115728, 5144660, 5680864, 7101080, 7202524, 8231456, 9003155, 10289320, 12604417, 14202160, 14405048, 18006310, 20578640, 25208834, 28404320, 28810096, 36012620, 41157280, 50417668, 57620192, 63022085, 72025240, 100835336, 126044170, 144050480, 201670672, 252088340, 288100960, 403341344, 504176680, 1008353360, 2016706720]

約数ペア:

[(1, 2016706720), (2, 1008353360), (4, 504176680), (5, 403341344), (7, 288100960), (8, 252088340), (10, 201670672), (14, 144050480), (16, 126044170), (20, 100835336), (28, 72025240), (32, 63022085), (35, 57620192), (40, 50417668), (49, 41157280), (56, 36012620), (70, 28810096), (71, 28404320), (80, 25208834), (98, 20578640), (112, 18006310), (140, 14405048), (142, 14202160), (160, 12604417), (196, 10289320), (224, 9003155), (245, 8231456), (280, 7202524), (284, 7101080), (355, 5680864), (392, 5144660), (490, 4115728), (497, 4057760), (560, 3601262), (568, 3550540), (710, 2840432), (784, 2572330), (980, 2057864), (994, 2028880), (1120, 1800631), (1136, 1775270), (1420, 1420216), (1568, 1286165), (1960, 1028932), (1988, 1014440), (2272, 887635), (2485, 811552), (2840, 710108), (3479, 579680), (3623, 556640), (3920, 514466), (3976, 507220), (4970, 405776), (5680, 355054), (6958, 289840), (7246, 278320), (7840, 257233), (7952, 253610), (9940, 202888), (11360, 177527), (13916, 144920), (14492, 139160), (15904, 126805), (17395, 115936), (18115, 111328), (19880, 101444), (25361, 79520), (27832, 72460), (28984, 69580), (34790, 57968), (36230, 55664), (39760, 50722)]