208060920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{503}}^1$

素因数の和:906

約数の個数: 128

約数和(自身を含む): 696729600

約数和(自身を除く): 488668680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 383, 503, 540, 766, 1006, 1080, 1149, 1509, 1532, 1915, 2012, 2298, 2515, 3018, 3064, 3447, 3830, 4024, 4527, 4596, 5030, 5745, 6036, 6894, 7545, 7660, 9054, 9192, 10060, 10341, 11490, 12072, 13581, 13788, 15090, 15320, 17235, 18108, 20120, 20682, 22635, 22980, 27162, 27576, 30180, 34470, 36216, 41364, 45270, 45960, 51705, 54324, 60360, 67905, 68940, 82728, 90540, 103410, 108648, 135810, 137880, 181080, 192649, 206820, 271620, 385298, 413640, 543240, 577947, 770596, 963245, 1155894, 1541192, 1733841, 1926490, 2311788, 2889735, 3467682, 3852980, 4623576, 5201523, 5779470, 6935364, 7705960, 8669205, 10403046, 11558940, 13870728, 17338410, 20806092, 23117880, 26007615, 34676820, 41612184, 52015230, 69353640, 104030460, 208060920]

約数ペア:

[(1, 208060920), (2, 104030460), (3, 69353640), (4, 52015230), (5, 41612184), (6, 34676820), (8, 26007615), (9, 23117880), (10, 20806092), (12, 17338410), (15, 13870728), (18, 11558940), (20, 10403046), (24, 8669205), (27, 7705960), (30, 6935364), (36, 5779470), (40, 5201523), (45, 4623576), (54, 3852980), (60, 3467682), (72, 2889735), (90, 2311788), (108, 1926490), (120, 1733841), (135, 1541192), (180, 1155894), (216, 963245), (270, 770596), (360, 577947), (383, 543240), (503, 413640), (540, 385298), (766, 271620), (1006, 206820), (1080, 192649), (1149, 181080), (1509, 137880), (1532, 135810), (1915, 108648), (2012, 103410), (2298, 90540), (2515, 82728), (3018, 68940), (3064, 67905), (3447, 60360), (3830, 54324), (4024, 51705), (4527, 45960), (4596, 45270), (5030, 41364), (5745, 36216), (6036, 34470), (6894, 30180), (7545, 27576), (7660, 27162), (9054, 22980), (9192, 22635), (10060, 20682), (10341, 20120), (11490, 18108), (12072, 17235), (13581, 15320), (13788, 15090)]