380994660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21821}}^1$

素因数の和:21933

約数の個数: 72

約数和(自身を含む): 1167651576

約数和(自身を除く): 786656916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 5820, 8730, 17460, 21821, 43642, 65463, 87284, 109105, 130926, 196389, 218210, 261852, 327315, 392778, 436420, 654630, 785556, 981945, 1309260, 1963890, 2116637, 3927780, 4233274, 6349911, 8466548, 10583185, 12699822, 19049733, 21166370, 25399644, 31749555, 38099466, 42332740, 63499110, 76198932, 95248665, 126998220, 190497330, 380994660]

約数ペア:

[(1, 380994660), (2, 190497330), (3, 126998220), (4, 95248665), (5, 76198932), (6, 63499110), (9, 42332740), (10, 38099466), (12, 31749555), (15, 25399644), (18, 21166370), (20, 19049733), (30, 12699822), (36, 10583185), (45, 8466548), (60, 6349911), (90, 4233274), (97, 3927780), (180, 2116637), (194, 1963890), (291, 1309260), (388, 981945), (485, 785556), (582, 654630), (873, 436420), (970, 392778), (1164, 327315), (1455, 261852), (1746, 218210), (1940, 196389), (2910, 130926), (3492, 109105), (4365, 87284), (5820, 65463), (8730, 43642), (17460, 21821)]