209502960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1047

約数の個数: 160

約数和(自身を含む): 694241280

約数和(自身を除く): 484738320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 31, 40, 48, 58, 60, 62, 80, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 240, 248, 290, 310, 348, 372, 435, 464, 465, 496, 580, 620, 696, 744, 870, 899, 930, 971, 1160, 1240, 1392, 1488, 1740, 1798, 1860, 1942, 2320, 2480, 2697, 2913, 3480, 3596, 3720, 3884, 4495, 4855, 5394, 5826, 6960, 7192, 7440, 7768, 8990, 9710, 10788, 11652, 13485, 14384, 14565, 15536, 17980, 19420, 21576, 23304, 26970, 28159, 29130, 30101, 35960, 38840, 43152, 46608, 53940, 56318, 58260, 60202, 71920, 77680, 84477, 90303, 107880, 112636, 116520, 120404, 140795, 150505, 168954, 180606, 215760, 225272, 233040, 240808, 281590, 301010, 337908, 361212, 422385, 450544, 451515, 481616, 563180, 602020, 675816, 722424, 844770, 872929, 903030, 1126360, 1204040, 1351632, 1444848, 1689540, 1745858, 1806060, 2252720, 2408080, 2618787, 3379080, 3491716, 3612120, 4364645, 5237574, 6758160, 6983432, 7224240, 8729290, 10475148, 13093935, 13966864, 17458580, 20950296, 26187870, 34917160, 41900592, 52375740, 69834320, 104751480, 209502960]

約数ペア:

[(1, 209502960), (2, 104751480), (3, 69834320), (4, 52375740), (5, 41900592), (6, 34917160), (8, 26187870), (10, 20950296), (12, 17458580), (15, 13966864), (16, 13093935), (20, 10475148), (24, 8729290), (29, 7224240), (30, 6983432), (31, 6758160), (40, 5237574), (48, 4364645), (58, 3612120), (60, 3491716), (62, 3379080), (80, 2618787), (87, 2408080), (93, 2252720), (116, 1806060), (120, 1745858), (124, 1689540), (145, 1444848), (155, 1351632), (174, 1204040), (186, 1126360), (232, 903030), (240, 872929), (248, 844770), (290, 722424), (310, 675816), (348, 602020), (372, 563180), (435, 481616), (464, 451515), (465, 450544), (496, 422385), (580, 361212), (620, 337908), (696, 301010), (744, 281590), (870, 240808), (899, 233040), (930, 225272), (971, 215760), (1160, 180606), (1240, 168954), (1392, 150505), (1488, 140795), (1740, 120404), (1798, 116520), (1860, 112636), (1942, 107880), (2320, 90303), (2480, 84477), (2697, 77680), (2913, 71920), (3480, 60202), (3596, 58260), (3720, 56318), (3884, 53940), (4495, 46608), (4855, 43152), (5394, 38840), (5826, 35960), (6960, 30101), (7192, 29130), (7440, 28159), (7768, 26970), (8990, 23304), (9710, 21576), (10788, 19420), (11652, 17980), (13485, 15536), (14384, 14565)]