221649137775

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{4409}}^1$

素因数の和:4795

約数の個数: 192

約数和(自身を含む): 465776438400

約数和(自身を除く): 244127300625

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 27, 39, 45, 51, 65, 75, 85, 117, 135, 153, 195, 221, 225, 255, 325, 337, 351, 425, 459, 585, 663, 675, 765, 975, 1011, 1105, 1275, 1685, 1755, 1989, 2295, 2925, 3033, 3315, 3825, 4381, 4409, 5055, 5525, 5729, 5967, 8425, 8775, 9099, 9945, 11475, 13143, 13227, 15165, 16575, 17187, 21905, 22045, 25275, 28645, 29835, 39429, 39681, 45495, 49725, 51561, 57317, 65715, 66135, 74477, 74953, 75825, 85935, 109525, 110225, 118287, 119043, 143225, 149175, 154683, 171951, 197145, 198405, 223431, 224859, 227475, 257805, 286585, 328575, 330675, 372385, 374765, 429675, 515853, 591435, 595215, 670293, 674577, 773415, 859755, 974389, 985725, 992025, 1117155, 1124295, 1289025, 1432925, 1485833, 1547559, 1861925, 1873825, 2010879, 2023731, 2579265, 2923167, 2957175, 2976075, 3351465, 3372885, 3867075, 4298775, 4457499, 4871945, 5585775, 5621475, 7429165, 7737795, 8769501, 10054395, 10118655, 12896325, 13372497, 14615835, 16757325, 16864425, 19315829, 22287495, 24359725, 25259161, 26308503, 37145825, 38688975, 40117491, 43847505, 50271975, 50593275, 57947487, 66862485, 73079175, 75777483, 96579145, 111437475, 126295805, 131542515, 173842461, 200587455, 219237525, 227332449, 289737435, 328369093, 334312425, 378887415, 482895725, 521527383, 631479025, 657712575, 681997347, 869212305, 985107279, 1002937275, 1136662245, 1448687175, 1641845465, 1894437075, 2607636915, 2955321837, 3409986735, 4346061525, 4925536395, 5683311225, 8209227325, 8865965511, 13038184575, 14776609185, 17049933675, 24627681975, 44329827555, 73883045925, 221649137775]

約数ペア:

[(1, 221649137775), (3, 73883045925), (5, 44329827555), (9, 24627681975), (13, 17049933675), (15, 14776609185), (17, 13038184575), (25, 8865965511), (27, 8209227325), (39, 5683311225), (45, 4925536395), (51, 4346061525), (65, 3409986735), (75, 2955321837), (85, 2607636915), (117, 1894437075), (135, 1641845465), (153, 1448687175), (195, 1136662245), (221, 1002937275), (225, 985107279), (255, 869212305), (325, 681997347), (337, 657712575), (351, 631479025), (425, 521527383), (459, 482895725), (585, 378887415), (663, 334312425), (675, 328369093), (765, 289737435), (975, 227332449), (1011, 219237525), (1105, 200587455), (1275, 173842461), (1685, 131542515), (1755, 126295805), (1989, 111437475), (2295, 96579145), (2925, 75777483), (3033, 73079175), (3315, 66862485), (3825, 57947487), (4381, 50593275), (4409, 50271975), (5055, 43847505), (5525, 40117491), (5729, 38688975), (5967, 37145825), (8425, 26308503), (8775, 25259161), (9099, 24359725), (9945, 22287495), (11475, 19315829), (13143, 16864425), (13227, 16757325), (15165, 14615835), (16575, 13372497), (17187, 12896325), (21905, 10118655), (22045, 10054395), (25275, 8769501), (28645, 7737795), (29835, 7429165), (39429, 5621475), (39681, 5585775), (45495, 4871945), (49725, 4457499), (51561, 4298775), (57317, 3867075), (65715, 3372885), (66135, 3351465), (74477, 2976075), (74953, 2957175), (75825, 2923167), (85935, 2579265), (109525, 2023731), (110225, 2010879), (118287, 1873825), (119043, 1861925), (143225, 1547559), (149175, 1485833), (154683, 1432925), (171951, 1289025), (197145, 1124295), (198405, 1117155), (223431, 992025), (224859, 985725), (227475, 974389), (257805, 859755), (286585, 773415), (328575, 674577), (330675, 670293), (372385, 595215), (374765, 591435), (429675, 515853)]