209072640

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{3889}}^1$

素因数の和:3922

約数の個数: 160

約数和(自身を含む): 764058240

約数和(自身を除く): 554985600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 3889, 4480, 5376, 6720, 7680, 7778, 8960, 10752, 11667, 13440, 15556, 17920, 19445, 23334, 26880, 27223, 31112, 38890, 46668, 53760, 54446, 58335, 62224, 77780, 81669, 93336, 108892, 116670, 124448, 136115, 155560, 163338, 186672, 217784, 233340, 248896, 272230, 311120, 326676, 373344, 408345, 435568, 466680, 497792, 544460, 622240, 653352, 746688, 816690, 871136, 933360, 995584, 1088920, 1244480, 1306704, 1493376, 1633380, 1742272, 1866720, 1991168, 2177840, 2488960, 2613408, 2986752, 3266760, 3484544, 3733440, 4355680, 4977920, 5226816, 5973504, 6533520, 6969088, 7466880, 8711360, 9955840, 10453632, 13067040, 13938176, 14933760, 17422720, 20907264, 26134080, 29867520, 34845440, 41814528, 52268160, 69690880, 104536320, 209072640]

約数ペア:

[(1, 209072640), (2, 104536320), (3, 69690880), (4, 52268160), (5, 41814528), (6, 34845440), (7, 29867520), (8, 26134080), (10, 20907264), (12, 17422720), (14, 14933760), (15, 13938176), (16, 13067040), (20, 10453632), (21, 9955840), (24, 8711360), (28, 7466880), (30, 6969088), (32, 6533520), (35, 5973504), (40, 5226816), (42, 4977920), (48, 4355680), (56, 3733440), (60, 3484544), (64, 3266760), (70, 2986752), (80, 2613408), (84, 2488960), (96, 2177840), (105, 1991168), (112, 1866720), (120, 1742272), (128, 1633380), (140, 1493376), (160, 1306704), (168, 1244480), (192, 1088920), (210, 995584), (224, 933360), (240, 871136), (256, 816690), (280, 746688), (320, 653352), (336, 622240), (384, 544460), (420, 497792), (448, 466680), (480, 435568), (512, 408345), (560, 373344), (640, 326676), (672, 311120), (768, 272230), (840, 248896), (896, 233340), (960, 217784), (1120, 186672), (1280, 163338), (1344, 155560), (1536, 136115), (1680, 124448), (1792, 116670), (1920, 108892), (2240, 93336), (2560, 81669), (2688, 77780), (3360, 62224), (3584, 58335), (3840, 54446), (3889, 53760), (4480, 46668), (5376, 38890), (6720, 31112), (7680, 27223), (7778, 26880), (8960, 23334), (10752, 19445), (11667, 17920), (13440, 15556)]