18572850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:444

約数の個数: 72

約数和(自身を含む): 50415300

約数和(自身を除く): 31842450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 149, 150, 225, 277, 298, 447, 450, 554, 745, 831, 894, 1341, 1385, 1490, 1662, 2235, 2493, 2682, 2770, 3725, 4155, 4470, 4986, 6705, 6925, 7450, 8310, 11175, 12465, 13410, 13850, 20775, 22350, 24930, 33525, 41273, 41550, 62325, 67050, 82546, 123819, 124650, 206365, 247638, 371457, 412730, 619095, 742914, 1031825, 1238190, 1857285, 2063650, 3095475, 3714570, 6190950, 9286425, 18572850]

約数ペア:

[(1, 18572850), (2, 9286425), (3, 6190950), (5, 3714570), (6, 3095475), (9, 2063650), (10, 1857285), (15, 1238190), (18, 1031825), (25, 742914), (30, 619095), (45, 412730), (50, 371457), (75, 247638), (90, 206365), (149, 124650), (150, 123819), (225, 82546), (277, 67050), (298, 62325), (447, 41550), (450, 41273), (554, 33525), (745, 24930), (831, 22350), (894, 20775), (1341, 13850), (1385, 13410), (1490, 12465), (1662, 11175), (2235, 8310), (2493, 7450), (2682, 6925), (2770, 6705), (3725, 4986), (4155, 4470)]