87517760

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 168

約数和(自身を含む): 242718336

約数和(自身を除く): 155200576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 47, 55, 64, 80, 88, 92, 94, 110, 115, 160, 176, 184, 188, 220, 230, 235, 253, 320, 352, 368, 376, 440, 460, 470, 506, 517, 529, 704, 736, 752, 880, 920, 940, 1012, 1034, 1058, 1081, 1265, 1472, 1504, 1760, 1840, 1880, 2024, 2068, 2116, 2162, 2530, 2585, 2645, 3008, 3520, 3680, 3760, 4048, 4136, 4232, 4324, 5060, 5170, 5290, 5405, 5819, 7360, 7520, 8096, 8272, 8464, 8648, 10120, 10340, 10580, 10810, 11638, 11891, 15040, 16192, 16544, 16928, 17296, 20240, 20680, 21160, 21620, 23276, 23782, 24863, 29095, 33088, 33856, 34592, 40480, 41360, 42320, 43240, 46552, 47564, 49726, 58190, 59455, 69184, 80960, 82720, 84640, 86480, 93104, 95128, 99452, 116380, 118910, 124315, 165440, 169280, 172960, 186208, 190256, 198904, 232760, 237820, 248630, 273493, 345920, 372416, 380512, 397808, 465520, 475640, 497260, 546986, 761024, 795616, 931040, 951280, 994520, 1093972, 1367465, 1591232, 1862080, 1902560, 1989040, 2187944, 2734930, 3805120, 3978080, 4375888, 5469860, 7956160, 8751776, 10939720, 17503552, 21879440, 43758880, 87517760]

約数ペア:

[(1, 87517760), (2, 43758880), (4, 21879440), (5, 17503552), (8, 10939720), (10, 8751776), (11, 7956160), (16, 5469860), (20, 4375888), (22, 3978080), (23, 3805120), (32, 2734930), (40, 2187944), (44, 1989040), (46, 1902560), (47, 1862080), (55, 1591232), (64, 1367465), (80, 1093972), (88, 994520), (92, 951280), (94, 931040), (110, 795616), (115, 761024), (160, 546986), (176, 497260), (184, 475640), (188, 465520), (220, 397808), (230, 380512), (235, 372416), (253, 345920), (320, 273493), (352, 248630), (368, 237820), (376, 232760), (440, 198904), (460, 190256), (470, 186208), (506, 172960), (517, 169280), (529, 165440), (704, 124315), (736, 118910), (752, 116380), (880, 99452), (920, 95128), (940, 93104), (1012, 86480), (1034, 84640), (1058, 82720), (1081, 80960), (1265, 69184), (1472, 59455), (1504, 58190), (1760, 49726), (1840, 47564), (1880, 46552), (2024, 43240), (2068, 42320), (2116, 41360), (2162, 40480), (2530, 34592), (2585, 33856), (2645, 33088), (3008, 29095), (3520, 24863), (3680, 23782), (3760, 23276), (4048, 21620), (4136, 21160), (4232, 20680), (4324, 20240), (5060, 17296), (5170, 16928), (5290, 16544), (5405, 16192), (5819, 15040), (7360, 11891), (7520, 11638), (8096, 10810), (8272, 10580), (8464, 10340), (8648, 10120)]