129905820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{65609}}^1$

素因数の和:65635

約数の個数: 72

約数和(自身を含む): 429876720

約数和(自身を除く): 299970900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 65609, 131218, 196827, 262436, 328045, 393654, 590481, 656090, 721699, 787308, 984135, 1180962, 1312180, 1443398, 1968270, 2165097, 2361924, 2886796, 2952405, 3608495, 3936540, 4330194, 5904810, 6495291, 7216990, 8660388, 10825485, 11809620, 12990582, 14433980, 21650970, 25981164, 32476455, 43301940, 64952910, 129905820]

約数ペア:

[(1, 129905820), (2, 64952910), (3, 43301940), (4, 32476455), (5, 25981164), (6, 21650970), (9, 14433980), (10, 12990582), (11, 11809620), (12, 10825485), (15, 8660388), (18, 7216990), (20, 6495291), (22, 5904810), (30, 4330194), (33, 3936540), (36, 3608495), (44, 2952405), (45, 2886796), (55, 2361924), (60, 2165097), (66, 1968270), (90, 1443398), (99, 1312180), (110, 1180962), (132, 984135), (165, 787308), (180, 721699), (198, 656090), (220, 590481), (330, 393654), (396, 328045), (495, 262436), (660, 196827), (990, 131218), (1980, 65609)]