205702686

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{17}}^2\times {\mathrm{269}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 566967600

約数和(自身を除く): 361264914

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 49, 51, 54, 63, 98, 102, 119, 126, 147, 153, 189, 238, 269, 289, 294, 306, 357, 378, 441, 459, 538, 578, 714, 807, 833, 867, 882, 918, 1071, 1323, 1614, 1666, 1734, 1883, 2023, 2142, 2421, 2499, 2601, 2646, 3213, 3766, 4046, 4573, 4842, 4998, 5202, 5649, 6069, 6426, 7263, 7497, 7803, 9146, 11298, 12138, 13181, 13719, 14161, 14526, 14994, 15606, 16947, 18207, 22491, 26362, 27438, 28322, 32011, 33894, 36414, 39543, 41157, 42483, 44982, 50841, 54621, 64022, 77741, 79086, 82314, 84966, 96033, 101682, 109242, 118629, 123471, 127449, 155482, 192066, 224077, 233223, 237258, 246942, 254898, 288099, 355887, 382347, 448154, 466446, 544187, 576198, 672231, 699669, 711774, 764694, 864297, 1088374, 1344462, 1399338, 1632561, 1728594, 2016693, 2099007, 3265122, 3809309, 4033386, 4198014, 4897683, 6050079, 7618618, 9795366, 11427927, 12100158, 14693049, 22855854, 29386098, 34283781, 68567562, 102851343, 205702686]

約数ペア:

[(1, 205702686), (2, 102851343), (3, 68567562), (6, 34283781), (7, 29386098), (9, 22855854), (14, 14693049), (17, 12100158), (18, 11427927), (21, 9795366), (27, 7618618), (34, 6050079), (42, 4897683), (49, 4198014), (51, 4033386), (54, 3809309), (63, 3265122), (98, 2099007), (102, 2016693), (119, 1728594), (126, 1632561), (147, 1399338), (153, 1344462), (189, 1088374), (238, 864297), (269, 764694), (289, 711774), (294, 699669), (306, 672231), (357, 576198), (378, 544187), (441, 466446), (459, 448154), (538, 382347), (578, 355887), (714, 288099), (807, 254898), (833, 246942), (867, 237258), (882, 233223), (918, 224077), (1071, 192066), (1323, 155482), (1614, 127449), (1666, 123471), (1734, 118629), (1883, 109242), (2023, 101682), (2142, 96033), (2421, 84966), (2499, 82314), (2601, 79086), (2646, 77741), (3213, 64022), (3766, 54621), (4046, 50841), (4573, 44982), (4842, 42483), (4998, 41157), (5202, 39543), (5649, 36414), (6069, 33894), (6426, 32011), (7263, 28322), (7497, 27438), (7803, 26362), (9146, 22491), (11298, 18207), (12138, 16947), (13181, 15606), (13719, 14994), (14161, 14526)]