28127680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:486

約数の個数: 112

約数和(自身を含む): 79369920

約数和(自身を除く): 51242240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 433, 448, 464, 560, 580, 812, 866, 928, 1015, 1120, 1160, 1624, 1732, 1856, 2030, 2165, 2240, 2320, 3031, 3248, 3464, 4060, 4330, 4640, 6062, 6496, 6928, 8120, 8660, 9280, 12124, 12557, 12992, 13856, 15155, 16240, 17320, 24248, 25114, 27712, 30310, 32480, 34640, 48496, 50228, 60620, 62785, 64960, 69280, 87899, 96992, 100456, 121240, 125570, 138560, 175798, 193984, 200912, 242480, 251140, 351596, 401824, 439495, 484960, 502280, 703192, 803648, 878990, 969920, 1004560, 1406384, 1757980, 2009120, 2812768, 3515960, 4018240, 5625536, 7031920, 14063840, 28127680]

約数ペア:

[(1, 28127680), (2, 14063840), (4, 7031920), (5, 5625536), (7, 4018240), (8, 3515960), (10, 2812768), (14, 2009120), (16, 1757980), (20, 1406384), (28, 1004560), (29, 969920), (32, 878990), (35, 803648), (40, 703192), (56, 502280), (58, 484960), (64, 439495), (70, 401824), (80, 351596), (112, 251140), (116, 242480), (140, 200912), (145, 193984), (160, 175798), (203, 138560), (224, 125570), (232, 121240), (280, 100456), (290, 96992), (320, 87899), (406, 69280), (433, 64960), (448, 62785), (464, 60620), (560, 50228), (580, 48496), (812, 34640), (866, 32480), (928, 30310), (1015, 27712), (1120, 25114), (1160, 24248), (1624, 17320), (1732, 16240), (1856, 15155), (2030, 13856), (2165, 12992), (2240, 12557), (2320, 12124), (3031, 9280), (3248, 8660), (3464, 8120), (4060, 6928), (4330, 6496), (4640, 6062)]