77384720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1085

約数の個数: 120

約数和(自身を含む): 220521600

約数和(自身を除く): 143136880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1039, 1064, 1330, 1520, 1862, 1960, 2078, 2128, 2660, 3724, 3920, 4156, 4655, 5195, 5320, 7273, 7448, 8312, 9310, 10390, 10640, 14546, 14896, 16624, 18620, 19741, 20780, 29092, 36365, 37240, 39482, 41560, 50911, 58184, 72730, 74480, 78964, 83120, 98705, 101822, 116368, 138187, 145460, 157928, 197410, 203644, 254555, 276374, 290920, 315856, 394820, 407288, 509110, 552748, 581840, 690935, 789640, 814576, 967309, 1018220, 1105496, 1381870, 1579280, 1934618, 2036440, 2210992, 2763740, 3869236, 4072880, 4836545, 5527480, 7738472, 9673090, 11054960, 15476944, 19346180, 38692360, 77384720]

約数ペア:

[(1, 77384720), (2, 38692360), (4, 19346180), (5, 15476944), (7, 11054960), (8, 9673090), (10, 7738472), (14, 5527480), (16, 4836545), (19, 4072880), (20, 3869236), (28, 2763740), (35, 2210992), (38, 2036440), (40, 1934618), (49, 1579280), (56, 1381870), (70, 1105496), (76, 1018220), (80, 967309), (95, 814576), (98, 789640), (112, 690935), (133, 581840), (140, 552748), (152, 509110), (190, 407288), (196, 394820), (245, 315856), (266, 290920), (280, 276374), (304, 254555), (380, 203644), (392, 197410), (490, 157928), (532, 145460), (560, 138187), (665, 116368), (760, 101822), (784, 98705), (931, 83120), (980, 78964), (1039, 74480), (1064, 72730), (1330, 58184), (1520, 50911), (1862, 41560), (1960, 39482), (2078, 37240), (2128, 36365), (2660, 29092), (3724, 20780), (3920, 19741), (4156, 18620), (4655, 16624), (5195, 14896), (5320, 14546), (7273, 10640), (7448, 10390), (8312, 9310)]