72253980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401411}}^1$

素因数の和:401426

約数の個数: 36

約数和(自身を含む): 219170952

約数和(自身を除く): 146916972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401411, 802822, 1204233, 1605644, 2007055, 2408466, 3612699, 4014110, 4816932, 6021165, 7225398, 8028220, 12042330, 14450796, 18063495, 24084660, 36126990, 72253980]

約数ペア:

[(1, 72253980), (2, 36126990), (3, 24084660), (4, 18063495), (5, 14450796), (6, 12042330), (9, 8028220), (10, 7225398), (12, 6021165), (15, 4816932), (18, 4014110), (20, 3612699), (30, 2408466), (36, 2007055), (45, 1605644), (60, 1204233), (90, 802822), (180, 401411)]