198857520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{276191}}^1$

素因数の和:276210

約数の個数: 60

約数和(自身を含む): 667832256

約数和(自身を除く): 468974736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 276191, 552382, 828573, 1104764, 1380955, 1657146, 2209528, 2485719, 2761910, 3314292, 4142865, 4419056, 4971438, 5523820, 6628584, 8285730, 9942876, 11047640, 12428595, 13257168, 16571460, 19885752, 22095280, 24857190, 33142920, 39771504, 49714380, 66285840, 99428760, 198857520]

約数ペア:

[(1, 198857520), (2, 99428760), (3, 66285840), (4, 49714380), (5, 39771504), (6, 33142920), (8, 24857190), (9, 22095280), (10, 19885752), (12, 16571460), (15, 13257168), (16, 12428595), (18, 11047640), (20, 9942876), (24, 8285730), (30, 6628584), (36, 5523820), (40, 4971438), (45, 4419056), (48, 4142865), (60, 3314292), (72, 2761910), (80, 2485719), (90, 2209528), (120, 1657146), (144, 1380955), (180, 1104764), (240, 828573), (360, 552382), (720, 276191)]