207678940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 517233024

約数和(自身を除く): 309554084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 97, 140, 164, 194, 205, 287, 373, 388, 410, 485, 574, 679, 746, 820, 970, 1148, 1358, 1435, 1492, 1865, 1940, 2611, 2716, 2870, 3395, 3730, 3977, 5222, 5740, 6790, 7460, 7954, 10444, 13055, 13580, 15293, 15908, 19885, 26110, 27839, 30586, 36181, 39770, 52220, 55678, 61172, 72362, 76465, 79540, 107051, 111356, 139195, 144724, 152930, 180905, 214102, 253267, 278390, 305860, 361810, 428204, 506534, 535255, 556780, 723620, 1013068, 1070510, 1266335, 1483421, 2141020, 2532670, 2966842, 5065340, 5933684, 7417105, 10383947, 14834210, 20767894, 29668420, 41535788, 51919735, 103839470, 207678940]

約数ペア:

[(1, 207678940), (2, 103839470), (4, 51919735), (5, 41535788), (7, 29668420), (10, 20767894), (14, 14834210), (20, 10383947), (28, 7417105), (35, 5933684), (41, 5065340), (70, 2966842), (82, 2532670), (97, 2141020), (140, 1483421), (164, 1266335), (194, 1070510), (205, 1013068), (287, 723620), (373, 556780), (388, 535255), (410, 506534), (485, 428204), (574, 361810), (679, 305860), (746, 278390), (820, 253267), (970, 214102), (1148, 180905), (1358, 152930), (1435, 144724), (1492, 139195), (1865, 111356), (1940, 107051), (2611, 79540), (2716, 76465), (2870, 72362), (3395, 61172), (3730, 55678), (3977, 52220), (5222, 39770), (5740, 36181), (6790, 30586), (7460, 27839), (7954, 26110), (10444, 19885), (13055, 15908), (13580, 15293)]