51978960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6563}}^1$

素因数の和:6593

約数の個数: 120

約数和(自身を含む): 190461024

約数和(自身を除く): 138482064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 6563, 7920, 13126, 19689, 26252, 32815, 39378, 52504, 59067, 65630, 72193, 78756, 98445, 105008, 118134, 131260, 144386, 157512, 196890, 216579, 236268, 262520, 288772, 295335, 315024, 360965, 393780, 433158, 472536, 525040, 577544, 590670, 649737, 721930, 787560, 866316, 945072, 1082895, 1155088, 1181340, 1299474, 1443860, 1575120, 1732632, 2165790, 2362680, 2598948, 2887720, 3248685, 3465264, 4331580, 4725360, 5197896, 5775440, 6497370, 8663160, 10395792, 12994740, 17326320, 25989480, 51978960]

約数ペア:

[(1, 51978960), (2, 25989480), (3, 17326320), (4, 12994740), (5, 10395792), (6, 8663160), (8, 6497370), (9, 5775440), (10, 5197896), (11, 4725360), (12, 4331580), (15, 3465264), (16, 3248685), (18, 2887720), (20, 2598948), (22, 2362680), (24, 2165790), (30, 1732632), (33, 1575120), (36, 1443860), (40, 1299474), (44, 1181340), (45, 1155088), (48, 1082895), (55, 945072), (60, 866316), (66, 787560), (72, 721930), (80, 649737), (88, 590670), (90, 577544), (99, 525040), (110, 472536), (120, 433158), (132, 393780), (144, 360965), (165, 315024), (176, 295335), (180, 288772), (198, 262520), (220, 236268), (240, 216579), (264, 196890), (330, 157512), (360, 144386), (396, 131260), (440, 118134), (495, 105008), (528, 98445), (660, 78756), (720, 72193), (792, 65630), (880, 59067), (990, 52504), (1320, 39378), (1584, 32815), (1980, 26252), (2640, 19689), (3960, 13126), (6563, 7920)]