831123720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{109937}}^1$

素因数の和:109964

約数の個数: 128

約数和(自身を含む): 3166214400

約数和(自身を除く): 2335090680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 109937, 219874, 329811, 439748, 549685, 659622, 769559, 879496, 989433, 1099370, 1319244, 1539118, 1649055, 1978866, 2198740, 2308677, 2638488, 2968299, 3078236, 3298110, 3847795, 3957732, 4397480, 4617354, 4947165, 5936598, 6156472, 6596220, 6926031, 7695590, 7915464, 9234708, 9894330, 11543385, 11873196, 13192440, 13852062, 14841495, 15391180, 18469416, 19788660, 20778093, 23086770, 23746392, 27704124, 29682990, 30782360, 34630155, 39577320, 41556186, 46173540, 55408248, 59365980, 69260310, 83112372, 92347080, 103890465, 118731960, 138520620, 166224744, 207780930, 277041240, 415561860, 831123720]

約数ペア:

[(1, 831123720), (2, 415561860), (3, 277041240), (4, 207780930), (5, 166224744), (6, 138520620), (7, 118731960), (8, 103890465), (9, 92347080), (10, 83112372), (12, 69260310), (14, 59365980), (15, 55408248), (18, 46173540), (20, 41556186), (21, 39577320), (24, 34630155), (27, 30782360), (28, 29682990), (30, 27704124), (35, 23746392), (36, 23086770), (40, 20778093), (42, 19788660), (45, 18469416), (54, 15391180), (56, 14841495), (60, 13852062), (63, 13192440), (70, 11873196), (72, 11543385), (84, 9894330), (90, 9234708), (105, 7915464), (108, 7695590), (120, 6926031), (126, 6596220), (135, 6156472), (140, 5936598), (168, 4947165), (180, 4617354), (189, 4397480), (210, 3957732), (216, 3847795), (252, 3298110), (270, 3078236), (280, 2968299), (315, 2638488), (360, 2308677), (378, 2198740), (420, 1978866), (504, 1649055), (540, 1539118), (630, 1319244), (756, 1099370), (840, 989433), (945, 879496), (1080, 769559), (1260, 659622), (1512, 549685), (1890, 439748), (2520, 329811), (3780, 219874), (7560, 109937)]