72409860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{402277}}^1$

素因数の和:402292

約数の個数: 36

約数和(自身を含む): 219643788

約数和(自身を除く): 147233928

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 402277, 804554, 1206831, 1609108, 2011385, 2413662, 3620493, 4022770, 4827324, 6034155, 7240986, 8045540, 12068310, 14481972, 18102465, 24136620, 36204930, 72409860]

約数ペア:

[(1, 72409860), (2, 36204930), (3, 24136620), (4, 18102465), (5, 14481972), (6, 12068310), (9, 8045540), (10, 7240986), (12, 6034155), (15, 4827324), (18, 4022770), (20, 3620493), (30, 2413662), (36, 2011385), (45, 1609108), (60, 1206831), (90, 804554), (180, 402277)]