142719040

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14387}}^1$

素因数の和:14435

約数の個数: 56

約数和(自身を含む): 350836992

約数和(自身を除く): 208117952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 14387, 28774, 57548, 71935, 115096, 143870, 230192, 287740, 445997, 460384, 575480, 891994, 920768, 1150960, 1783988, 2229985, 2301920, 3567976, 4459970, 4603840, 7135952, 8919940, 14271904, 17839880, 28543808, 35679760, 71359520, 142719040]

約数ペア:

[(1, 142719040), (2, 71359520), (4, 35679760), (5, 28543808), (8, 17839880), (10, 14271904), (16, 8919940), (20, 7135952), (31, 4603840), (32, 4459970), (40, 3567976), (62, 2301920), (64, 2229985), (80, 1783988), (124, 1150960), (155, 920768), (160, 891994), (248, 575480), (310, 460384), (320, 445997), (496, 287740), (620, 230192), (992, 143870), (1240, 115096), (1984, 71935), (2480, 57548), (4960, 28774), (9920, 14387)]