215947800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{119971}}^1$

素因数の和:119993

約数の個数: 72

約数和(自身を含む): 725230740

約数和(自身を除く): 509282940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 119971, 239942, 359913, 479884, 599855, 719826, 959768, 1079739, 1199710, 1439652, 1799565, 2159478, 2399420, 2879304, 2999275, 3599130, 4318956, 4798840, 5398695, 5998550, 7198260, 8637912, 8997825, 10797390, 11997100, 14396520, 17995650, 21594780, 23994200, 26993475, 35991300, 43189560, 53986950, 71982600, 107973900, 215947800]

約数ペア:

[(1, 215947800), (2, 107973900), (3, 71982600), (4, 53986950), (5, 43189560), (6, 35991300), (8, 26993475), (9, 23994200), (10, 21594780), (12, 17995650), (15, 14396520), (18, 11997100), (20, 10797390), (24, 8997825), (25, 8637912), (30, 7198260), (36, 5998550), (40, 5398695), (45, 4798840), (50, 4318956), (60, 3599130), (72, 2999275), (75, 2879304), (90, 2399420), (100, 2159478), (120, 1799565), (150, 1439652), (180, 1199710), (200, 1079739), (225, 959768), (300, 719826), (360, 599855), (450, 479884), (600, 359913), (900, 239942), (1800, 119971)]