90106520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 243855360

約数和(自身を除く): 153748840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 47, 56, 70, 82, 94, 140, 164, 167, 188, 205, 235, 280, 287, 328, 329, 334, 376, 410, 470, 574, 658, 668, 820, 835, 940, 1148, 1169, 1316, 1336, 1435, 1640, 1645, 1670, 1880, 1927, 2296, 2338, 2632, 2870, 3290, 3340, 3854, 4676, 5740, 5845, 6580, 6680, 6847, 7708, 7849, 9352, 9635, 11480, 11690, 13160, 13489, 13694, 15416, 15698, 19270, 23380, 26978, 27388, 31396, 34235, 38540, 39245, 46760, 47929, 53956, 54776, 54943, 62792, 67445, 68470, 77080, 78490, 95858, 107912, 109886, 134890, 136940, 156980, 191716, 219772, 239645, 269780, 273880, 274715, 313960, 321809, 383432, 439544, 479290, 539560, 549430, 643618, 958580, 1098860, 1287236, 1609045, 1917160, 2197720, 2252663, 2574472, 3218090, 4505326, 6436180, 9010652, 11263315, 12872360, 18021304, 22526630, 45053260, 90106520]

約数ペア:

[(1, 90106520), (2, 45053260), (4, 22526630), (5, 18021304), (7, 12872360), (8, 11263315), (10, 9010652), (14, 6436180), (20, 4505326), (28, 3218090), (35, 2574472), (40, 2252663), (41, 2197720), (47, 1917160), (56, 1609045), (70, 1287236), (82, 1098860), (94, 958580), (140, 643618), (164, 549430), (167, 539560), (188, 479290), (205, 439544), (235, 383432), (280, 321809), (287, 313960), (328, 274715), (329, 273880), (334, 269780), (376, 239645), (410, 219772), (470, 191716), (574, 156980), (658, 136940), (668, 134890), (820, 109886), (835, 107912), (940, 95858), (1148, 78490), (1169, 77080), (1316, 68470), (1336, 67445), (1435, 62792), (1640, 54943), (1645, 54776), (1670, 53956), (1880, 47929), (1927, 46760), (2296, 39245), (2338, 38540), (2632, 34235), (2870, 31396), (3290, 27388), (3340, 26978), (3854, 23380), (4676, 19270), (5740, 15698), (5845, 15416), (6580, 13694), (6680, 13489), (6847, 13160), (7708, 11690), (7849, 11480), (9352, 9635)]