78715860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2381}}^1$

素因数の和:2441

約数の個数: 96

約数和(自身を含む): 240105600

約数和(自身を除く): 161389740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 76, 87, 95, 114, 116, 145, 174, 190, 228, 285, 290, 348, 380, 435, 551, 570, 580, 870, 1102, 1140, 1653, 1740, 2204, 2381, 2755, 3306, 4762, 5510, 6612, 7143, 8265, 9524, 11020, 11905, 14286, 16530, 23810, 28572, 33060, 35715, 45239, 47620, 69049, 71430, 90478, 135717, 138098, 142860, 180956, 207147, 226195, 271434, 276196, 345245, 414294, 452390, 542868, 678585, 690490, 828588, 904780, 1035735, 1311931, 1357170, 1380980, 2071470, 2623862, 2714340, 3935793, 4142940, 5247724, 6559655, 7871586, 13119310, 15743172, 19678965, 26238620, 39357930, 78715860]

約数ペア:

[(1, 78715860), (2, 39357930), (3, 26238620), (4, 19678965), (5, 15743172), (6, 13119310), (10, 7871586), (12, 6559655), (15, 5247724), (19, 4142940), (20, 3935793), (29, 2714340), (30, 2623862), (38, 2071470), (57, 1380980), (58, 1357170), (60, 1311931), (76, 1035735), (87, 904780), (95, 828588), (114, 690490), (116, 678585), (145, 542868), (174, 452390), (190, 414294), (228, 345245), (285, 276196), (290, 271434), (348, 226195), (380, 207147), (435, 180956), (551, 142860), (570, 138098), (580, 135717), (870, 90478), (1102, 71430), (1140, 69049), (1653, 47620), (1740, 45239), (2204, 35715), (2381, 33060), (2755, 28572), (3306, 23810), (4762, 16530), (5510, 14286), (6612, 11905), (7143, 11020), (8265, 9524)]