261215136

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9967}}^1$

素因数の和:10003

約数の個数: 144

約数和(自身を含む): 914344704

約数和(自身を除く): 653129568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 819, 936, 1008, 1092, 1248, 1456, 1638, 1872, 2016, 2184, 2912, 3276, 3744, 4368, 6552, 8736, 9967, 13104, 19934, 26208, 29901, 39868, 59802, 69769, 79736, 89703, 119604, 129571, 139538, 159472, 179406, 209307, 239208, 259142, 279076, 318944, 358812, 388713, 418614, 478416, 518284, 558152, 627921, 717624, 777426, 837228, 906997, 956832, 1036568, 1116304, 1166139, 1255842, 1435248, 1554852, 1674456, 1813994, 2073136, 2232608, 2332278, 2511684, 2720991, 2870496, 3109704, 3348912, 3627988, 4146272, 4664556, 5023368, 5441982, 6219408, 6697824, 7255976, 8162973, 9329112, 10046736, 10883964, 12438816, 14511952, 16325946, 18658224, 20093472, 21767928, 29023904, 32651892, 37316448, 43535856, 65303784, 87071712, 130607568, 261215136]

約数ペア:

[(1, 261215136), (2, 130607568), (3, 87071712), (4, 65303784), (6, 43535856), (7, 37316448), (8, 32651892), (9, 29023904), (12, 21767928), (13, 20093472), (14, 18658224), (16, 16325946), (18, 14511952), (21, 12438816), (24, 10883964), (26, 10046736), (28, 9329112), (32, 8162973), (36, 7255976), (39, 6697824), (42, 6219408), (48, 5441982), (52, 5023368), (56, 4664556), (63, 4146272), (72, 3627988), (78, 3348912), (84, 3109704), (91, 2870496), (96, 2720991), (104, 2511684), (112, 2332278), (117, 2232608), (126, 2073136), (144, 1813994), (156, 1674456), (168, 1554852), (182, 1435248), (208, 1255842), (224, 1166139), (234, 1116304), (252, 1036568), (273, 956832), (288, 906997), (312, 837228), (336, 777426), (364, 717624), (416, 627921), (468, 558152), (504, 518284), (546, 478416), (624, 418614), (672, 388713), (728, 358812), (819, 318944), (936, 279076), (1008, 259142), (1092, 239208), (1248, 209307), (1456, 179406), (1638, 159472), (1872, 139538), (2016, 129571), (2184, 119604), (2912, 89703), (3276, 79736), (3744, 69769), (4368, 59802), (6552, 39868), (8736, 29901), (9967, 26208), (13104, 19934)]