18020520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7151}}^1$

素因数の和:7175

約数の個数: 96

約数和(自身を含む): 66942720

約数和(自身を除く): 48922200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7151, 14302, 21453, 28604, 35755, 42906, 50057, 57208, 64359, 71510, 85812, 100114, 107265, 128718, 143020, 150171, 171624, 200228, 214530, 250285, 257436, 286040, 300342, 321795, 400456, 429060, 450513, 500570, 514872, 600684, 643590, 750855, 858120, 901026, 1001140, 1201368, 1287180, 1501710, 1802052, 2002280, 2252565, 2574360, 3003420, 3604104, 4505130, 6006840, 9010260, 18020520]

約数ペア:

[(1, 18020520), (2, 9010260), (3, 6006840), (4, 4505130), (5, 3604104), (6, 3003420), (7, 2574360), (8, 2252565), (9, 2002280), (10, 1802052), (12, 1501710), (14, 1287180), (15, 1201368), (18, 1001140), (20, 901026), (21, 858120), (24, 750855), (28, 643590), (30, 600684), (35, 514872), (36, 500570), (40, 450513), (42, 429060), (45, 400456), (56, 321795), (60, 300342), (63, 286040), (70, 257436), (72, 250285), (84, 214530), (90, 200228), (105, 171624), (120, 150171), (126, 143020), (140, 128718), (168, 107265), (180, 100114), (210, 85812), (252, 71510), (280, 64359), (315, 57208), (360, 50057), (420, 42906), (504, 35755), (630, 28604), (840, 21453), (1260, 14302), (2520, 7151)]