209682900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:511

約数の個数: 216

約数和(自身を含む): 762076224

約数和(自身を除く): 552393324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 83, 84, 90, 100, 105, 126, 140, 150, 166, 175, 180, 210, 225, 249, 252, 300, 315, 332, 350, 401, 415, 420, 450, 498, 525, 581, 630, 700, 747, 802, 830, 900, 996, 1050, 1162, 1203, 1245, 1260, 1494, 1575, 1604, 1660, 1743, 2005, 2075, 2100, 2324, 2406, 2490, 2807, 2905, 2988, 3150, 3486, 3609, 3735, 4010, 4150, 4812, 4980, 5229, 5614, 5810, 6015, 6225, 6300, 6972, 7218, 7470, 8020, 8300, 8421, 8715, 10025, 10458, 11228, 11620, 12030, 12450, 14035, 14436, 14525, 14940, 16842, 17430, 18045, 18675, 20050, 20916, 24060, 24900, 25263, 26145, 28070, 29050, 30075, 33283, 33684, 34860, 36090, 37350, 40100, 42105, 43575, 50526, 52290, 56140, 58100, 60150, 66566, 70175, 72180, 74700, 84210, 87150, 90225, 99849, 101052, 104580, 120300, 126315, 130725, 133132, 140350, 166415, 168420, 174300, 180450, 199698, 210525, 232981, 252630, 261450, 280700, 299547, 332830, 360900, 399396, 421050, 465962, 499245, 505260, 522900, 599094, 631575, 665660, 698943, 832075, 842100, 931924, 998490, 1164905, 1198188, 1263150, 1397886, 1497735, 1664150, 1996980, 2096829, 2329810, 2496225, 2526300, 2795772, 2995470, 3328300, 3494715, 4193658, 4659620, 4992450, 5824525, 5990940, 6989430, 7488675, 8387316, 9984900, 10484145, 11649050, 13978860, 14977350, 17473575, 20968290, 23298100, 29954700, 34947150, 41936580, 52420725, 69894300, 104841450, 209682900]

約数ペア:

[(1, 209682900), (2, 104841450), (3, 69894300), (4, 52420725), (5, 41936580), (6, 34947150), (7, 29954700), (9, 23298100), (10, 20968290), (12, 17473575), (14, 14977350), (15, 13978860), (18, 11649050), (20, 10484145), (21, 9984900), (25, 8387316), (28, 7488675), (30, 6989430), (35, 5990940), (36, 5824525), (42, 4992450), (45, 4659620), (50, 4193658), (60, 3494715), (63, 3328300), (70, 2995470), (75, 2795772), (83, 2526300), (84, 2496225), (90, 2329810), (100, 2096829), (105, 1996980), (126, 1664150), (140, 1497735), (150, 1397886), (166, 1263150), (175, 1198188), (180, 1164905), (210, 998490), (225, 931924), (249, 842100), (252, 832075), (300, 698943), (315, 665660), (332, 631575), (350, 599094), (401, 522900), (415, 505260), (420, 499245), (450, 465962), (498, 421050), (525, 399396), (581, 360900), (630, 332830), (700, 299547), (747, 280700), (802, 261450), (830, 252630), (900, 232981), (996, 210525), (1050, 199698), (1162, 180450), (1203, 174300), (1245, 168420), (1260, 166415), (1494, 140350), (1575, 133132), (1604, 130725), (1660, 126315), (1743, 120300), (2005, 104580), (2075, 101052), (2100, 99849), (2324, 90225), (2406, 87150), (2490, 84210), (2807, 74700), (2905, 72180), (2988, 70175), (3150, 66566), (3486, 60150), (3609, 58100), (3735, 56140), (4010, 52290), (4150, 50526), (4812, 43575), (4980, 42105), (5229, 40100), (5614, 37350), (5810, 36090), (6015, 34860), (6225, 33684), (6300, 33283), (6972, 30075), (7218, 29050), (7470, 28070), (8020, 26145), (8300, 25263), (8421, 24900), (8715, 24060), (10025, 20916), (10458, 20050), (11228, 18675), (11620, 18045), (12030, 17430), (12450, 16842), (14035, 14940), (14436, 14525)]