74280920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4349}}^1$

素因数の和:4428

約数の個数: 64

約数和(自身を含む): 194184000

約数和(自身を除く): 119903080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 4349, 8540, 8698, 17080, 17396, 21745, 30443, 34792, 43490, 60886, 86980, 121772, 152215, 173960, 243544, 265289, 304430, 530578, 608860, 1061156, 1217720, 1326445, 1857023, 2122312, 2652890, 3714046, 5305780, 7428092, 9285115, 10611560, 14856184, 18570230, 37140460, 74280920]

約数ペア:

[(1, 74280920), (2, 37140460), (4, 18570230), (5, 14856184), (7, 10611560), (8, 9285115), (10, 7428092), (14, 5305780), (20, 3714046), (28, 2652890), (35, 2122312), (40, 1857023), (56, 1326445), (61, 1217720), (70, 1061156), (122, 608860), (140, 530578), (244, 304430), (280, 265289), (305, 243544), (427, 173960), (488, 152215), (610, 121772), (854, 86980), (1220, 60886), (1708, 43490), (2135, 34792), (2440, 30443), (3416, 21745), (4270, 17396), (4349, 17080), (8540, 8698)]