324801680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{937}}^1$

素因数の和:1576

約数の個数: 80

約数和(自身を含む): 865361280

約数和(自身を除く): 540559600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 619, 937, 1238, 1874, 2476, 3095, 3748, 4333, 4685, 4952, 6190, 6559, 7496, 8666, 9370, 9904, 12380, 13118, 14992, 17332, 18740, 21665, 24760, 26236, 32795, 34664, 37480, 43330, 49520, 52472, 65590, 69328, 74960, 86660, 104944, 131180, 173320, 262360, 346640, 524720, 580003, 1160006, 2320012, 2900015, 4060021, 4640024, 5800030, 8120042, 9280048, 11600060, 16240084, 20300105, 23200120, 32480168, 40600210, 46400240, 64960336, 81200420, 162400840, 324801680]

約数ペア:

[(1, 324801680), (2, 162400840), (4, 81200420), (5, 64960336), (7, 46400240), (8, 40600210), (10, 32480168), (14, 23200120), (16, 20300105), (20, 16240084), (28, 11600060), (35, 9280048), (40, 8120042), (56, 5800030), (70, 4640024), (80, 4060021), (112, 2900015), (140, 2320012), (280, 1160006), (560, 580003), (619, 524720), (937, 346640), (1238, 262360), (1874, 173320), (2476, 131180), (3095, 104944), (3748, 86660), (4333, 74960), (4685, 69328), (4952, 65590), (6190, 52472), (6559, 49520), (7496, 43330), (8666, 37480), (9370, 34664), (9904, 32795), (12380, 26236), (13118, 24760), (14992, 21665), (17332, 18740)]