210347520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:536

約数の個数: 160

約数和(自身を含む): 685000800

約数和(自身を除く): 474653280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 256, 305, 320, 366, 384, 449, 480, 488, 512, 610, 640, 732, 768, 898, 915, 960, 976, 1220, 1280, 1347, 1464, 1536, 1796, 1830, 1920, 1952, 2245, 2440, 2560, 2694, 2928, 3592, 3660, 3840, 3904, 4490, 4880, 5388, 5856, 6735, 7184, 7320, 7680, 7808, 8980, 9760, 10776, 11712, 13470, 14368, 14640, 15616, 17960, 19520, 21552, 23424, 26940, 27389, 28736, 29280, 31232, 35920, 39040, 43104, 46848, 53880, 54778, 57472, 58560, 71840, 78080, 82167, 86208, 93696, 107760, 109556, 114944, 117120, 136945, 143680, 156160, 164334, 172416, 215520, 219112, 229888, 234240, 273890, 287360, 328668, 344832, 410835, 431040, 438224, 468480, 547780, 574720, 657336, 689664, 821670, 862080, 876448, 1095560, 1149440, 1314672, 1643340, 1724160, 1752896, 2191120, 2629344, 3286680, 3448320, 3505792, 4382240, 5258688, 6573360, 7011584, 8764480, 10517376, 13146720, 14023168, 17528960, 21034752, 26293440, 35057920, 42069504, 52586880, 70115840, 105173760, 210347520]

約数ペア:

[(1, 210347520), (2, 105173760), (3, 70115840), (4, 52586880), (5, 42069504), (6, 35057920), (8, 26293440), (10, 21034752), (12, 17528960), (15, 14023168), (16, 13146720), (20, 10517376), (24, 8764480), (30, 7011584), (32, 6573360), (40, 5258688), (48, 4382240), (60, 3505792), (61, 3448320), (64, 3286680), (80, 2629344), (96, 2191120), (120, 1752896), (122, 1724160), (128, 1643340), (160, 1314672), (183, 1149440), (192, 1095560), (240, 876448), (244, 862080), (256, 821670), (305, 689664), (320, 657336), (366, 574720), (384, 547780), (449, 468480), (480, 438224), (488, 431040), (512, 410835), (610, 344832), (640, 328668), (732, 287360), (768, 273890), (898, 234240), (915, 229888), (960, 219112), (976, 215520), (1220, 172416), (1280, 164334), (1347, 156160), (1464, 143680), (1536, 136945), (1796, 117120), (1830, 114944), (1920, 109556), (1952, 107760), (2245, 93696), (2440, 86208), (2560, 82167), (2694, 78080), (2928, 71840), (3592, 58560), (3660, 57472), (3840, 54778), (3904, 53880), (4490, 46848), (4880, 43104), (5388, 39040), (5856, 35920), (6735, 31232), (7184, 29280), (7320, 28736), (7680, 27389), (7808, 26940), (8980, 23424), (9760, 21552), (10776, 19520), (11712, 17960), (13470, 15616), (14368, 14640)]