128128248

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:669

約数の個数: 96

約数和(自身を含む): 367770000

約数和(自身を除く): 239641752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 229, 342, 409, 456, 458, 684, 687, 818, 916, 1227, 1368, 1374, 1636, 1832, 2061, 2454, 2748, 3272, 3681, 4122, 4351, 4908, 5496, 7362, 7771, 8244, 8702, 9816, 13053, 14724, 15542, 16488, 17404, 23313, 26106, 29448, 31084, 34808, 39159, 46626, 52212, 62168, 69939, 78318, 93252, 93661, 104424, 139878, 156636, 186504, 187322, 279756, 280983, 313272, 374644, 559512, 561966, 749288, 842949, 1123932, 1685898, 1779559, 2247864, 3371796, 3559118, 5338677, 6743592, 7118236, 10677354, 14236472, 16016031, 21354708, 32032062, 42709416, 64064124, 128128248]

約数ペア:

[(1, 128128248), (2, 64064124), (3, 42709416), (4, 32032062), (6, 21354708), (8, 16016031), (9, 14236472), (12, 10677354), (18, 7118236), (19, 6743592), (24, 5338677), (36, 3559118), (38, 3371796), (57, 2247864), (72, 1779559), (76, 1685898), (114, 1123932), (152, 842949), (171, 749288), (228, 561966), (229, 559512), (342, 374644), (409, 313272), (456, 280983), (458, 279756), (684, 187322), (687, 186504), (818, 156636), (916, 139878), (1227, 104424), (1368, 93661), (1374, 93252), (1636, 78318), (1832, 69939), (2061, 62168), (2454, 52212), (2748, 46626), (3272, 39159), (3681, 34808), (4122, 31084), (4351, 29448), (4908, 26106), (5496, 23313), (7362, 17404), (7771, 16488), (8244, 15542), (8702, 14724), (9816, 13053)]