145555560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{404321}}^1$

素因数の和:404338

約数の個数: 48

約数和(自身を含む): 473056740

約数和(自身を除く): 327501180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 404321, 808642, 1212963, 1617284, 2021605, 2425926, 3234568, 3638889, 4043210, 4851852, 6064815, 7277778, 8086420, 9703704, 12129630, 14555556, 16172840, 18194445, 24259260, 29111112, 36388890, 48518520, 72777780, 145555560]

約数ペア:

[(1, 145555560), (2, 72777780), (3, 48518520), (4, 36388890), (5, 29111112), (6, 24259260), (8, 18194445), (9, 16172840), (10, 14555556), (12, 12129630), (15, 9703704), (18, 8086420), (20, 7277778), (24, 6064815), (30, 4851852), (36, 4043210), (40, 3638889), (45, 3234568), (60, 2425926), (72, 2021605), (90, 1617284), (120, 1212963), (180, 808642), (360, 404321)]