209671920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2293}}^1$

素因数の和:2439

約数の個数: 120

約数和(自身を含む): 710002176

約数和(自身を除く): 500330256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 127, 144, 180, 240, 254, 360, 381, 508, 635, 720, 762, 1016, 1143, 1270, 1524, 1905, 2032, 2286, 2293, 2540, 3048, 3810, 4572, 4586, 5080, 5715, 6096, 6879, 7620, 9144, 9172, 10160, 11430, 11465, 13758, 15240, 18288, 18344, 20637, 22860, 22930, 27516, 30480, 34395, 36688, 41274, 45720, 45860, 55032, 68790, 82548, 91440, 91720, 103185, 110064, 137580, 165096, 183440, 206370, 275160, 291211, 330192, 412740, 550320, 582422, 825480, 873633, 1164844, 1456055, 1650960, 1747266, 2329688, 2620899, 2912110, 3494532, 4368165, 4659376, 5241798, 5824220, 6989064, 8736330, 10483596, 11648440, 13104495, 13978128, 17472660, 20967192, 23296880, 26208990, 34945320, 41934384, 52417980, 69890640, 104835960, 209671920]

約数ペア:

[(1, 209671920), (2, 104835960), (3, 69890640), (4, 52417980), (5, 41934384), (6, 34945320), (8, 26208990), (9, 23296880), (10, 20967192), (12, 17472660), (15, 13978128), (16, 13104495), (18, 11648440), (20, 10483596), (24, 8736330), (30, 6989064), (36, 5824220), (40, 5241798), (45, 4659376), (48, 4368165), (60, 3494532), (72, 2912110), (80, 2620899), (90, 2329688), (120, 1747266), (127, 1650960), (144, 1456055), (180, 1164844), (240, 873633), (254, 825480), (360, 582422), (381, 550320), (508, 412740), (635, 330192), (720, 291211), (762, 275160), (1016, 206370), (1143, 183440), (1270, 165096), (1524, 137580), (1905, 110064), (2032, 103185), (2286, 91720), (2293, 91440), (2540, 82548), (3048, 68790), (3810, 55032), (4572, 45860), (4586, 45720), (5080, 41274), (5715, 36688), (6096, 34395), (6879, 30480), (7620, 27516), (9144, 22930), (9172, 22860), (10160, 20637), (11430, 18344), (11465, 18288), (13758, 15240)]