208867680

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{6907}}^1$

素因数の和:6938

約数の個数: 192

約数和(自身を含む): 835591680

約数和(自身を除く): 626724000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 6907, 7560, 10080, 13814, 15120, 20721, 27628, 30240, 34535, 41442, 48349, 55256, 62163, 69070, 82884, 96698, 103605, 110512, 124326, 138140, 145047, 165768, 186489, 193396, 207210, 221024, 241745, 248652, 276280, 290094, 310815, 331536, 372978, 386792, 414420, 435141, 483490, 497304, 552560, 580188, 621630, 663072, 725235, 745956, 773584, 828840, 870282, 932445, 966980, 994608, 1105120, 1160376, 1243260, 1305423, 1450470, 1491912, 1547168, 1657680, 1740564, 1864890, 1933960, 1989216, 2175705, 2320752, 2486520, 2610846, 2900940, 2983824, 3315360, 3481128, 3729780, 3867920, 4351410, 4641504, 4973040, 5221692, 5801880, 5967648, 6527115, 6962256, 7459560, 7735840, 8702820, 9946080, 10443384, 11603760, 13054230, 13924512, 14919120, 17405640, 20886768, 23207520, 26108460, 29838240, 34811280, 41773536, 52216920, 69622560, 104433840, 208867680]

約数ペア:

[(1, 208867680), (2, 104433840), (3, 69622560), (4, 52216920), (5, 41773536), (6, 34811280), (7, 29838240), (8, 26108460), (9, 23207520), (10, 20886768), (12, 17405640), (14, 14919120), (15, 13924512), (16, 13054230), (18, 11603760), (20, 10443384), (21, 9946080), (24, 8702820), (27, 7735840), (28, 7459560), (30, 6962256), (32, 6527115), (35, 5967648), (36, 5801880), (40, 5221692), (42, 4973040), (45, 4641504), (48, 4351410), (54, 3867920), (56, 3729780), (60, 3481128), (63, 3315360), (70, 2983824), (72, 2900940), (80, 2610846), (84, 2486520), (90, 2320752), (96, 2175705), (105, 1989216), (108, 1933960), (112, 1864890), (120, 1740564), (126, 1657680), (135, 1547168), (140, 1491912), (144, 1450470), (160, 1305423), (168, 1243260), (180, 1160376), (189, 1105120), (210, 994608), (216, 966980), (224, 932445), (240, 870282), (252, 828840), (270, 773584), (280, 745956), (288, 725235), (315, 663072), (336, 621630), (360, 580188), (378, 552560), (420, 497304), (432, 483490), (480, 435141), (504, 414420), (540, 386792), (560, 372978), (630, 331536), (672, 310815), (720, 290094), (756, 276280), (840, 248652), (864, 241745), (945, 221024), (1008, 207210), (1080, 193396), (1120, 186489), (1260, 165768), (1440, 145047), (1512, 138140), (1680, 124326), (1890, 110512), (2016, 103605), (2160, 96698), (2520, 82884), (3024, 69070), (3360, 62163), (3780, 55256), (4320, 48349), (5040, 41442), (6048, 34535), (6907, 30240), (7560, 27628), (10080, 20721), (13814, 15120)]