217923255

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:134

約数の個数: 192

約数和(自身を含む): 485222400

約数和(自身を除く): 267299145

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 29, 33, 45, 47, 51, 55, 57, 85, 87, 95, 99, 141, 145, 153, 165, 171, 187, 209, 235, 255, 261, 285, 319, 323, 423, 435, 493, 495, 517, 551, 561, 627, 705, 765, 799, 855, 893, 935, 957, 969, 1045, 1305, 1363, 1479, 1551, 1595, 1615, 1653, 1683, 1881, 2115, 2397, 2465, 2585, 2679, 2755, 2805, 2871, 2907, 3135, 3553, 3995, 4089, 4437, 4465, 4653, 4785, 4845, 4959, 5423, 6061, 6815, 7191, 7395, 7755, 8037, 8265, 8415, 8789, 9367, 9405, 9823, 10659, 11985, 12267, 13395, 14355, 14535, 14993, 15181, 16269, 17765, 18183, 20445, 22185, 23171, 23265, 24795, 25897, 26367, 27115, 28101, 29469, 30305, 31977, 35955, 40185, 43945, 44979, 45543, 46835, 48807, 49115, 53295, 54549, 61335, 69513, 74965, 75905, 77691, 79101, 81345, 84303, 88407, 90915, 103037, 115855, 129485, 131835, 134937, 136629, 140505, 147345, 159885, 166991, 208539, 224895, 227715, 233073, 244035, 254881, 272745, 284867, 309111, 347565, 388455, 395505, 421515, 440249, 442035, 500973, 515185, 674685, 683145, 764643, 834955, 854601, 927333, 1042695, 1165365, 1274405, 1320747, 1424335, 1502919, 1545555, 2201245, 2293929, 2504865, 2563803, 3823215, 3962241, 4273005, 4636665, 4842739, 6603735, 7514595, 11469645, 12819015, 14528217, 19811205, 24213695, 43584651, 72641085, 217923255]

約数ペア:

[(1, 217923255), (3, 72641085), (5, 43584651), (9, 24213695), (11, 19811205), (15, 14528217), (17, 12819015), (19, 11469645), (29, 7514595), (33, 6603735), (45, 4842739), (47, 4636665), (51, 4273005), (55, 3962241), (57, 3823215), (85, 2563803), (87, 2504865), (95, 2293929), (99, 2201245), (141, 1545555), (145, 1502919), (153, 1424335), (165, 1320747), (171, 1274405), (187, 1165365), (209, 1042695), (235, 927333), (255, 854601), (261, 834955), (285, 764643), (319, 683145), (323, 674685), (423, 515185), (435, 500973), (493, 442035), (495, 440249), (517, 421515), (551, 395505), (561, 388455), (627, 347565), (705, 309111), (765, 284867), (799, 272745), (855, 254881), (893, 244035), (935, 233073), (957, 227715), (969, 224895), (1045, 208539), (1305, 166991), (1363, 159885), (1479, 147345), (1551, 140505), (1595, 136629), (1615, 134937), (1653, 131835), (1683, 129485), (1881, 115855), (2115, 103037), (2397, 90915), (2465, 88407), (2585, 84303), (2679, 81345), (2755, 79101), (2805, 77691), (2871, 75905), (2907, 74965), (3135, 69513), (3553, 61335), (3995, 54549), (4089, 53295), (4437, 49115), (4465, 48807), (4653, 46835), (4785, 45543), (4845, 44979), (4959, 43945), (5423, 40185), (6061, 35955), (6815, 31977), (7191, 30305), (7395, 29469), (7755, 28101), (8037, 27115), (8265, 26367), (8415, 25897), (8789, 24795), (9367, 23265), (9405, 23171), (9823, 22185), (10659, 20445), (11985, 18183), (12267, 17765), (13395, 16269), (14355, 15181), (14535, 14993)]