128040660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64667}}^1$

素因数の和:64693

約数の個数: 72

約数和(自身を含む): 423704736

約数和(自身を除く): 295664076

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, 64667, 129334, 194001, 258668, 323335, 388002, 582003, 646670, 711337, 776004, 970005, 1164006, 1293340, 1422674, 1940010, 2134011, 2328012, 2845348, 2910015, 3556685, 3880020, 4268022, 5820030, 6402033, 7113370, 8536044, 10670055, 11640060, 12804066, 14226740, 21340110, 25608132, 32010165, 42680220, 64020330, 128040660]

約数ペア:

[(1, 128040660), (2, 64020330), (3, 42680220), (4, 32010165), (5, 25608132), (6, 21340110), (9, 14226740), (10, 12804066), (11, 11640060), (12, 10670055), (15, 8536044), (18, 7113370), (20, 6402033), (22, 5820030), (30, 4268022), (33, 3880020), (36, 3556685), (44, 2910015), (45, 2845348), (55, 2328012), (60, 2134011), (66, 1940010), (90, 1422674), (99, 1293340), (110, 1164006), (132, 970005), (165, 776004), (180, 711337), (198, 646670), (220, 582003), (330, 388002), (396, 323335), (495, 258668), (660, 194001), (990, 129334), (1980, 64667)]