90909280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:237

約数の個数: 192

約数和(自身を含む): 275208192

約数和(自身を除く): 184298912

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 47, 55, 56, 70, 77, 80, 88, 94, 110, 112, 140, 154, 157, 160, 176, 188, 220, 224, 235, 280, 308, 314, 329, 352, 376, 385, 440, 470, 517, 560, 616, 628, 658, 752, 770, 785, 880, 940, 1034, 1099, 1120, 1232, 1256, 1316, 1504, 1540, 1570, 1645, 1727, 1760, 1880, 2068, 2198, 2464, 2512, 2585, 2632, 3080, 3140, 3290, 3454, 3619, 3760, 4136, 4396, 5024, 5170, 5264, 5495, 6160, 6280, 6580, 6908, 7238, 7379, 7520, 8272, 8635, 8792, 10340, 10528, 10990, 12089, 12320, 12560, 13160, 13816, 14476, 14758, 16544, 17270, 17584, 18095, 20680, 21980, 24178, 25120, 26320, 27632, 28952, 29516, 34540, 35168, 36190, 36895, 41360, 43960, 48356, 51653, 52640, 55264, 57904, 59032, 60445, 69080, 72380, 73790, 81169, 82720, 87920, 96712, 103306, 115808, 118064, 120890, 138160, 144760, 147580, 162338, 175840, 193424, 206612, 236128, 241780, 258265, 276320, 289520, 295160, 324676, 386848, 405845, 413224, 483560, 516530, 568183, 579040, 590320, 649352, 811690, 826448, 967120, 1033060, 1136366, 1180640, 1298704, 1623380, 1652896, 1934240, 2066120, 2272732, 2597408, 2840915, 3246760, 4132240, 4545464, 5681830, 6493520, 8264480, 9090928, 11363660, 12987040, 18181856, 22727320, 45454640, 90909280]

約数ペア:

[(1, 90909280), (2, 45454640), (4, 22727320), (5, 18181856), (7, 12987040), (8, 11363660), (10, 9090928), (11, 8264480), (14, 6493520), (16, 5681830), (20, 4545464), (22, 4132240), (28, 3246760), (32, 2840915), (35, 2597408), (40, 2272732), (44, 2066120), (47, 1934240), (55, 1652896), (56, 1623380), (70, 1298704), (77, 1180640), (80, 1136366), (88, 1033060), (94, 967120), (110, 826448), (112, 811690), (140, 649352), (154, 590320), (157, 579040), (160, 568183), (176, 516530), (188, 483560), (220, 413224), (224, 405845), (235, 386848), (280, 324676), (308, 295160), (314, 289520), (329, 276320), (352, 258265), (376, 241780), (385, 236128), (440, 206612), (470, 193424), (517, 175840), (560, 162338), (616, 147580), (628, 144760), (658, 138160), (752, 120890), (770, 118064), (785, 115808), (880, 103306), (940, 96712), (1034, 87920), (1099, 82720), (1120, 81169), (1232, 73790), (1256, 72380), (1316, 69080), (1504, 60445), (1540, 59032), (1570, 57904), (1645, 55264), (1727, 52640), (1760, 51653), (1880, 48356), (2068, 43960), (2198, 41360), (2464, 36895), (2512, 36190), (2585, 35168), (2632, 34540), (3080, 29516), (3140, 28952), (3290, 27632), (3454, 26320), (3619, 25120), (3760, 24178), (4136, 21980), (4396, 20680), (5024, 18095), (5170, 17584), (5264, 17270), (5495, 16544), (6160, 14758), (6280, 14476), (6580, 13816), (6908, 13160), (7238, 12560), (7379, 12320), (7520, 12089), (8272, 10990), (8635, 10528), (8792, 10340)]