247606720

素因数分解:

$2^6\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1787}}^1$

素因数の和:2237

約数の個数: 56

約数和(自身を含む): 591305904

約数和(自身を除く): 343699184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 433, 866, 1732, 1787, 2165, 3464, 3574, 4330, 6928, 7148, 8660, 8935, 13856, 14296, 17320, 17870, 27712, 28592, 34640, 35740, 57184, 69280, 71480, 114368, 138560, 142960, 285920, 571840, 773771, 1547542, 3095084, 3868855, 6190168, 7737710, 12380336, 15475420, 24760672, 30950840, 49521344, 61901680, 123803360, 247606720]

約数ペア:

[(1, 247606720), (2, 123803360), (4, 61901680), (5, 49521344), (8, 30950840), (10, 24760672), (16, 15475420), (20, 12380336), (32, 7737710), (40, 6190168), (64, 3868855), (80, 3095084), (160, 1547542), (320, 773771), (433, 571840), (866, 285920), (1732, 142960), (1787, 138560), (2165, 114368), (3464, 71480), (3574, 69280), (4330, 57184), (6928, 35740), (7148, 34640), (8660, 28592), (8935, 27712), (13856, 17870), (14296, 17320)]