72889380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{404941}}^1$

素因数の和:404956

約数の個数: 36

約数和(自身を含む): 221098332

約数和(自身を除く): 148208952

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 404941, 809882, 1214823, 1619764, 2024705, 2429646, 3644469, 4049410, 4859292, 6074115, 7288938, 8098820, 12148230, 14577876, 18222345, 24296460, 36444690, 72889380]

約数ペア:

[(1, 72889380), (2, 36444690), (3, 24296460), (4, 18222345), (5, 14577876), (6, 12148230), (9, 8098820), (10, 7288938), (12, 6074115), (15, 4859292), (18, 4049410), (20, 3644469), (30, 2429646), (36, 2024705), (45, 1619764), (60, 1214823), (90, 809882), (180, 404941)]