80947800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{44971}}^1$

素因数の和:44993

約数の個数: 72

約数和(自身を含む): 271855740

約数和(自身を除く): 190907940

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, 44971, 89942, 134913, 179884, 224855, 269826, 359768, 404739, 449710, 539652, 674565, 809478, 899420, 1079304, 1124275, 1349130, 1618956, 1798840, 2023695, 2248550, 2698260, 3237912, 3372825, 4047390, 4497100, 5396520, 6745650, 8094780, 8994200, 10118475, 13491300, 16189560, 20236950, 26982600, 40473900, 80947800]

約数ペア:

[(1, 80947800), (2, 40473900), (3, 26982600), (4, 20236950), (5, 16189560), (6, 13491300), (8, 10118475), (9, 8994200), (10, 8094780), (12, 6745650), (15, 5396520), (18, 4497100), (20, 4047390), (24, 3372825), (25, 3237912), (30, 2698260), (36, 2248550), (40, 2023695), (45, 1798840), (50, 1618956), (60, 1349130), (72, 1124275), (75, 1079304), (90, 899420), (100, 809478), (120, 674565), (150, 539652), (180, 449710), (200, 404739), (225, 359768), (300, 269826), (360, 224855), (450, 179884), (600, 134913), (900, 89942), (1800, 44971)]