220426000

素因数分解:

$2^4\times 5^3\times {\mathrm{307}}^1\times {\mathrm{359}}^1$

素因数の和:689

約数の個数: 80

約数和(自身を含む): 536215680

約数和(自身を除く): 315789680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 307, 359, 400, 500, 614, 718, 1000, 1228, 1436, 1535, 1795, 2000, 2456, 2872, 3070, 3590, 4912, 5744, 6140, 7180, 7675, 8975, 12280, 14360, 15350, 17950, 24560, 28720, 30700, 35900, 38375, 44875, 61400, 71800, 76750, 89750, 110213, 122800, 143600, 153500, 179500, 220426, 307000, 359000, 440852, 551065, 614000, 718000, 881704, 1102130, 1763408, 2204260, 2755325, 4408520, 5510650, 8817040, 11021300, 13776625, 22042600, 27553250, 44085200, 55106500, 110213000, 220426000]

約数ペア:

[(1, 220426000), (2, 110213000), (4, 55106500), (5, 44085200), (8, 27553250), (10, 22042600), (16, 13776625), (20, 11021300), (25, 8817040), (40, 5510650), (50, 4408520), (80, 2755325), (100, 2204260), (125, 1763408), (200, 1102130), (250, 881704), (307, 718000), (359, 614000), (400, 551065), (500, 440852), (614, 359000), (718, 307000), (1000, 220426), (1228, 179500), (1436, 153500), (1535, 143600), (1795, 122800), (2000, 110213), (2456, 89750), (2872, 76750), (3070, 71800), (3590, 61400), (4912, 44875), (5744, 38375), (6140, 35900), (7180, 30700), (7675, 28720), (8975, 24560), (12280, 17950), (14360, 15350)]