263936480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:592

約数の個数: 96

約数和(自身を含む): 650280960

約数和(自身を除く): 386344480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 127, 155, 160, 248, 254, 310, 419, 496, 508, 620, 635, 838, 992, 1016, 1240, 1270, 1676, 2032, 2095, 2480, 2540, 3352, 3937, 4064, 4190, 4960, 5080, 6704, 7874, 8380, 10160, 12989, 13408, 15748, 16760, 19685, 20320, 25978, 31496, 33520, 39370, 51956, 53213, 62992, 64945, 67040, 78740, 103912, 106426, 125984, 129890, 157480, 207824, 212852, 259780, 266065, 314960, 415648, 425704, 519560, 532130, 629920, 851408, 1039120, 1064260, 1649603, 1702816, 2078240, 2128520, 3299206, 4257040, 6598412, 8248015, 8514080, 13196824, 16496030, 26393648, 32992060, 52787296, 65984120, 131968240, 263936480]

約数ペア:

[(1, 263936480), (2, 131968240), (4, 65984120), (5, 52787296), (8, 32992060), (10, 26393648), (16, 16496030), (20, 13196824), (31, 8514080), (32, 8248015), (40, 6598412), (62, 4257040), (80, 3299206), (124, 2128520), (127, 2078240), (155, 1702816), (160, 1649603), (248, 1064260), (254, 1039120), (310, 851408), (419, 629920), (496, 532130), (508, 519560), (620, 425704), (635, 415648), (838, 314960), (992, 266065), (1016, 259780), (1240, 212852), (1270, 207824), (1676, 157480), (2032, 129890), (2095, 125984), (2480, 106426), (2540, 103912), (3352, 78740), (3937, 67040), (4064, 64945), (4190, 62992), (4960, 53213), (5080, 51956), (6704, 39370), (7874, 33520), (8380, 31496), (10160, 25978), (12989, 20320), (13408, 19685), (15748, 16760)]