221986908

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:185

約数の個数: 216

約数和(自身を含む): 690633216

約数和(自身を除く): 468646308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 31, 33, 36, 39, 44, 52, 62, 66, 78, 93, 99, 107, 117, 124, 132, 143, 156, 169, 186, 198, 214, 234, 279, 286, 321, 338, 341, 372, 396, 403, 428, 429, 468, 507, 558, 572, 642, 676, 682, 806, 858, 963, 1014, 1023, 1116, 1177, 1209, 1284, 1287, 1364, 1391, 1521, 1612, 1716, 1859, 1926, 2028, 2046, 2354, 2418, 2574, 2782, 3042, 3069, 3317, 3531, 3627, 3718, 3852, 4092, 4173, 4433, 4708, 4836, 5148, 5239, 5564, 5577, 6084, 6138, 6634, 7062, 7254, 7436, 8346, 8866, 9951, 10478, 10593, 11154, 12276, 12519, 13268, 13299, 14124, 14508, 15301, 15717, 16692, 16731, 17732, 18083, 19902, 20956, 21186, 22308, 25038, 26598, 29853, 30602, 31434, 33462, 36166, 36487, 39804, 39897, 42372, 43121, 45903, 47151, 50076, 53196, 54249, 57629, 59706, 61204, 62868, 66924, 72332, 72974, 79794, 86242, 91806, 94302, 108498, 109461, 115258, 119412, 129363, 137709, 145948, 159588, 162747, 172484, 172887, 183612, 188604, 198913, 216996, 218922, 230516, 258726, 275418, 325494, 328383, 345774, 388089, 397826, 437844, 474331, 517452, 518661, 550836, 560573, 596739, 650988, 656766, 691548, 776178, 795652, 948662, 1037322, 1121146, 1193478, 1313532, 1422993, 1552356, 1681719, 1790217, 1897324, 2074644, 2242292, 2386956, 2845986, 3363438, 3580434, 4268979, 5045157, 5691972, 6166303, 6726876, 7160868, 8537958, 10090314, 12332606, 17075916, 18498909, 20180628, 24665212, 36997818, 55496727, 73995636, 110993454, 221986908]

約数ペア:

[(1, 221986908), (2, 110993454), (3, 73995636), (4, 55496727), (6, 36997818), (9, 24665212), (11, 20180628), (12, 18498909), (13, 17075916), (18, 12332606), (22, 10090314), (26, 8537958), (31, 7160868), (33, 6726876), (36, 6166303), (39, 5691972), (44, 5045157), (52, 4268979), (62, 3580434), (66, 3363438), (78, 2845986), (93, 2386956), (99, 2242292), (107, 2074644), (117, 1897324), (124, 1790217), (132, 1681719), (143, 1552356), (156, 1422993), (169, 1313532), (186, 1193478), (198, 1121146), (214, 1037322), (234, 948662), (279, 795652), (286, 776178), (321, 691548), (338, 656766), (341, 650988), (372, 596739), (396, 560573), (403, 550836), (428, 518661), (429, 517452), (468, 474331), (507, 437844), (558, 397826), (572, 388089), (642, 345774), (676, 328383), (682, 325494), (806, 275418), (858, 258726), (963, 230516), (1014, 218922), (1023, 216996), (1116, 198913), (1177, 188604), (1209, 183612), (1284, 172887), (1287, 172484), (1364, 162747), (1391, 159588), (1521, 145948), (1612, 137709), (1716, 129363), (1859, 119412), (1926, 115258), (2028, 109461), (2046, 108498), (2354, 94302), (2418, 91806), (2574, 86242), (2782, 79794), (3042, 72974), (3069, 72332), (3317, 66924), (3531, 62868), (3627, 61204), (3718, 59706), (3852, 57629), (4092, 54249), (4173, 53196), (4433, 50076), (4708, 47151), (4836, 45903), (5148, 43121), (5239, 42372), (5564, 39897), (5577, 39804), (6084, 36487), (6138, 36166), (6634, 33462), (7062, 31434), (7254, 30602), (7436, 29853), (8346, 26598), (8866, 25038), (9951, 22308), (10478, 21186), (10593, 20956), (11154, 19902), (12276, 18083), (12519, 17732), (13268, 16731), (13299, 16692), (14124, 15717), (14508, 15301)]