306583480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 820471680

約数和(自身を除く): 513888200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 101, 140, 148, 185, 202, 259, 280, 293, 296, 370, 404, 505, 518, 586, 707, 740, 808, 1010, 1036, 1172, 1295, 1414, 1465, 1480, 2020, 2051, 2072, 2344, 2590, 2828, 2930, 3535, 3737, 4040, 4102, 5180, 5656, 5860, 7070, 7474, 8204, 10255, 10360, 10841, 11720, 14140, 14948, 16408, 18685, 20510, 21682, 26159, 28280, 29593, 29896, 37370, 41020, 43364, 52318, 54205, 59186, 74740, 75887, 82040, 86728, 104636, 108410, 118372, 130795, 147965, 149480, 151774, 207151, 209272, 216820, 236744, 261590, 295930, 303548, 379435, 414302, 433640, 523180, 591860, 607096, 758870, 828604, 1035755, 1046360, 1094941, 1183720, 1517740, 1657208, 2071510, 2189882, 3035480, 4143020, 4379764, 5474705, 7664587, 8286040, 8759528, 10949410, 15329174, 21898820, 30658348, 38322935, 43797640, 61316696, 76645870, 153291740, 306583480]

約数ペア:

[(1, 306583480), (2, 153291740), (4, 76645870), (5, 61316696), (7, 43797640), (8, 38322935), (10, 30658348), (14, 21898820), (20, 15329174), (28, 10949410), (35, 8759528), (37, 8286040), (40, 7664587), (56, 5474705), (70, 4379764), (74, 4143020), (101, 3035480), (140, 2189882), (148, 2071510), (185, 1657208), (202, 1517740), (259, 1183720), (280, 1094941), (293, 1046360), (296, 1035755), (370, 828604), (404, 758870), (505, 607096), (518, 591860), (586, 523180), (707, 433640), (740, 414302), (808, 379435), (1010, 303548), (1036, 295930), (1172, 261590), (1295, 236744), (1414, 216820), (1465, 209272), (1480, 207151), (2020, 151774), (2051, 149480), (2072, 147965), (2344, 130795), (2590, 118372), (2828, 108410), (2930, 104636), (3535, 86728), (3737, 82040), (4040, 75887), (4102, 74740), (5180, 59186), (5656, 54205), (5860, 52318), (7070, 43364), (7474, 41020), (8204, 37370), (10255, 29896), (10360, 29593), (10841, 28280), (11720, 26159), (14140, 21682), (14948, 20510), (16408, 18685)]