2561184240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{7841}}^1$

素因数の和:9218

約数の個数: 80

約数和(自身を含む): 7946518176

約数和(自身を除く): 5385333936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1361, 2722, 4083, 5444, 6805, 7841, 8166, 10888, 13610, 15682, 16332, 20415, 21776, 23523, 27220, 31364, 32664, 39205, 40830, 47046, 54440, 62728, 65328, 78410, 81660, 94092, 108880, 117615, 125456, 156820, 163320, 188184, 235230, 313640, 326640, 376368, 470460, 627280, 940920, 1881840, 10671601, 21343202, 32014803, 42686404, 53358005, 64029606, 85372808, 106716010, 128059212, 160074015, 170745616, 213432020, 256118424, 320148030, 426864040, 512236848, 640296060, 853728080, 1280592120, 2561184240]

約数ペア:

[(1, 2561184240), (2, 1280592120), (3, 853728080), (4, 640296060), (5, 512236848), (6, 426864040), (8, 320148030), (10, 256118424), (12, 213432020), (15, 170745616), (16, 160074015), (20, 128059212), (24, 106716010), (30, 85372808), (40, 64029606), (48, 53358005), (60, 42686404), (80, 32014803), (120, 21343202), (240, 10671601), (1361, 1881840), (2722, 940920), (4083, 627280), (5444, 470460), (6805, 376368), (7841, 326640), (8166, 313640), (10888, 235230), (13610, 188184), (15682, 163320), (16332, 156820), (20415, 125456), (21776, 117615), (23523, 108880), (27220, 94092), (31364, 81660), (32664, 78410), (39205, 65328), (40830, 62728), (47046, 54440)]