355340720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3221}}^1$

素因数の和:3438

約数の個数: 80

約数和(自身を含む): 949278528

約数和(自身を除く): 593937808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 197, 280, 394, 560, 788, 985, 1379, 1576, 1970, 2758, 3152, 3221, 3940, 5516, 6442, 6895, 7880, 11032, 12884, 13790, 15760, 16105, 22064, 22547, 25768, 27580, 32210, 45094, 51536, 55160, 64420, 90188, 110320, 112735, 128840, 180376, 225470, 257680, 360752, 450940, 634537, 901880, 1269074, 1803760, 2538148, 3172685, 4441759, 5076296, 6345370, 8883518, 10152592, 12690740, 17767036, 22208795, 25381480, 35534072, 44417590, 50762960, 71068144, 88835180, 177670360, 355340720]

約数ペア:

[(1, 355340720), (2, 177670360), (4, 88835180), (5, 71068144), (7, 50762960), (8, 44417590), (10, 35534072), (14, 25381480), (16, 22208795), (20, 17767036), (28, 12690740), (35, 10152592), (40, 8883518), (56, 6345370), (70, 5076296), (80, 4441759), (112, 3172685), (140, 2538148), (197, 1803760), (280, 1269074), (394, 901880), (560, 634537), (788, 450940), (985, 360752), (1379, 257680), (1576, 225470), (1970, 180376), (2758, 128840), (3152, 112735), (3221, 110320), (3940, 90188), (5516, 64420), (6442, 55160), (6895, 51536), (7880, 45094), (11032, 32210), (12884, 27580), (13790, 25768), (15760, 22547), (16105, 22064)]