2021654240

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 5120962560

約数和(自身を除く): 3099308320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 47, 79, 80, 82, 83, 94, 158, 160, 164, 166, 188, 205, 235, 316, 328, 332, 376, 395, 410, 415, 470, 632, 656, 664, 752, 790, 820, 830, 940, 1264, 1312, 1328, 1504, 1580, 1640, 1660, 1880, 1927, 2528, 2656, 3160, 3239, 3280, 3320, 3403, 3713, 3760, 3854, 3901, 6320, 6478, 6557, 6560, 6640, 6806, 7426, 7520, 7708, 7802, 9635, 12640, 12956, 13114, 13280, 13612, 14852, 15416, 15604, 16195, 17015, 18565, 19270, 19505, 25912, 26228, 27224, 29704, 30832, 31208, 32390, 32785, 34030, 37130, 38540, 39010, 51824, 52456, 54448, 59408, 61664, 62416, 64780, 65570, 68060, 74260, 77080, 78020, 103648, 104912, 108896, 118816, 124832, 129560, 131140, 136120, 148520, 152233, 154160, 156040, 159941, 209824, 259120, 262280, 268837, 272240, 297040, 304466, 308179, 308320, 312080, 319882, 518240, 524560, 537674, 544480, 594080, 608932, 616358, 624160, 639764, 761165, 799705, 1049120, 1075348, 1217864, 1232716, 1279528, 1344185, 1522330, 1540895, 1599410, 2150696, 2435728, 2465432, 2559056, 2688370, 3044660, 3081790, 3198820, 4301392, 4871456, 4930864, 5118112, 5376740, 6089320, 6163580, 6397640, 8602784, 9861728, 10753480, 12178640, 12327160, 12635339, 12795280, 21506960, 24357280, 24654320, 25270678, 25590560, 43013920, 49308640, 50541356, 63176695, 101082712, 126353390, 202165424, 252706780, 404330848, 505413560, 1010827120, 2021654240]

約数ペア:

[(1, 2021654240), (2, 1010827120), (4, 505413560), (5, 404330848), (8, 252706780), (10, 202165424), (16, 126353390), (20, 101082712), (32, 63176695), (40, 50541356), (41, 49308640), (47, 43013920), (79, 25590560), (80, 25270678), (82, 24654320), (83, 24357280), (94, 21506960), (158, 12795280), (160, 12635339), (164, 12327160), (166, 12178640), (188, 10753480), (205, 9861728), (235, 8602784), (316, 6397640), (328, 6163580), (332, 6089320), (376, 5376740), (395, 5118112), (410, 4930864), (415, 4871456), (470, 4301392), (632, 3198820), (656, 3081790), (664, 3044660), (752, 2688370), (790, 2559056), (820, 2465432), (830, 2435728), (940, 2150696), (1264, 1599410), (1312, 1540895), (1328, 1522330), (1504, 1344185), (1580, 1279528), (1640, 1232716), (1660, 1217864), (1880, 1075348), (1927, 1049120), (2528, 799705), (2656, 761165), (3160, 639764), (3239, 624160), (3280, 616358), (3320, 608932), (3403, 594080), (3713, 544480), (3760, 537674), (3854, 524560), (3901, 518240), (6320, 319882), (6478, 312080), (6557, 308320), (6560, 308179), (6640, 304466), (6806, 297040), (7426, 272240), (7520, 268837), (7708, 262280), (7802, 259120), (9635, 209824), (12640, 159941), (12956, 156040), (13114, 154160), (13280, 152233), (13612, 148520), (14852, 136120), (15416, 131140), (15604, 129560), (16195, 124832), (17015, 118816), (18565, 108896), (19270, 104912), (19505, 103648), (25912, 78020), (26228, 77080), (27224, 74260), (29704, 68060), (30832, 65570), (31208, 64780), (32390, 62416), (32785, 61664), (34030, 59408), (37130, 54448), (38540, 52456), (39010, 51824)]