381343860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21841}}^1$

素因数の和:21953

約数の個数: 72

約数和(自身を含む): 1168721736

約数和(自身を除く): 787377876

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, 21841, 43682, 65523, 87364, 109205, 131046, 196569, 218410, 262092, 327615, 393138, 436820, 655230, 786276, 982845, 1310460, 1965690, 2118577, 3931380, 4237154, 6355731, 8474308, 10592885, 12711462, 19067193, 21185770, 25422924, 31778655, 38134386, 42371540, 63557310, 76268772, 95335965, 127114620, 190671930, 381343860]

約数ペア:

[(1, 381343860), (2, 190671930), (3, 127114620), (4, 95335965), (5, 76268772), (6, 63557310), (9, 42371540), (10, 38134386), (12, 31778655), (15, 25422924), (18, 21185770), (20, 19067193), (30, 12711462), (36, 10592885), (45, 8474308), (60, 6355731), (90, 4237154), (97, 3931380), (180, 2118577), (194, 1965690), (291, 1310460), (388, 982845), (485, 786276), (582, 655230), (873, 436820), (970, 393138), (1164, 327615), (1455, 262092), (1746, 218410), (1940, 196569), (2910, 131046), (3492, 109205), (4365, 87364), (5820, 65523), (8730, 43682), (17460, 21841)]