209761920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 256

約数和(自身を含む): 758880000

約数和(自身を除く): 549118080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 64, 72, 80, 90, 96, 108, 120, 122, 128, 135, 144, 160, 180, 183, 192, 199, 216, 240, 244, 270, 288, 305, 320, 360, 366, 384, 398, 432, 480, 488, 540, 549, 576, 597, 610, 640, 720, 732, 796, 864, 915, 960, 976, 995, 1080, 1098, 1152, 1194, 1220, 1440, 1464, 1592, 1647, 1728, 1791, 1830, 1920, 1952, 1990, 2160, 2196, 2388, 2440, 2745, 2880, 2928, 2985, 3184, 3294, 3456, 3582, 3660, 3904, 3980, 4320, 4392, 4776, 4880, 5373, 5490, 5760, 5856, 5970, 6368, 6588, 7164, 7320, 7808, 7960, 8235, 8640, 8784, 8955, 9552, 9760, 10746, 10980, 11712, 11940, 12139, 12736, 13176, 14328, 14640, 15920, 16470, 17280, 17568, 17910, 19104, 19520, 21492, 21960, 23424, 23880, 24278, 25472, 26352, 26865, 28656, 29280, 31840, 32940, 35136, 35820, 36417, 38208, 39040, 42984, 43920, 47760, 48556, 52704, 53730, 57312, 58560, 60695, 63680, 65880, 70272, 71640, 72834, 76416, 85968, 87840, 95520, 97112, 105408, 107460, 109251, 114624, 117120, 121390, 127360, 131760, 143280, 145668, 171936, 175680, 182085, 191040, 194224, 210816, 214920, 218502, 229248, 242780, 263520, 286560, 291336, 327753, 343872, 351360, 364170, 382080, 388448, 429840, 437004, 485560, 527040, 546255, 573120, 582672, 655506, 687744, 728340, 776896, 859680, 874008, 971120, 1054080, 1092510, 1146240, 1165344, 1311012, 1456680, 1553792, 1638765, 1719360, 1748016, 1942240, 2185020, 2330688, 2622024, 2913360, 3277530, 3438720, 3496032, 3884480, 4370040, 4661376, 5244048, 5826720, 6555060, 6992064, 7768960, 8740080, 10488096, 11653440, 13110120, 13984128, 17480160, 20976192, 23306880, 26220240, 34960320, 41952384, 52440480, 69920640, 104880960, 209761920]

約数ペア:

[(1, 209761920), (2, 104880960), (3, 69920640), (4, 52440480), (5, 41952384), (6, 34960320), (8, 26220240), (9, 23306880), (10, 20976192), (12, 17480160), (15, 13984128), (16, 13110120), (18, 11653440), (20, 10488096), (24, 8740080), (27, 7768960), (30, 6992064), (32, 6555060), (36, 5826720), (40, 5244048), (45, 4661376), (48, 4370040), (54, 3884480), (60, 3496032), (61, 3438720), (64, 3277530), (72, 2913360), (80, 2622024), (90, 2330688), (96, 2185020), (108, 1942240), (120, 1748016), (122, 1719360), (128, 1638765), (135, 1553792), (144, 1456680), (160, 1311012), (180, 1165344), (183, 1146240), (192, 1092510), (199, 1054080), (216, 971120), (240, 874008), (244, 859680), (270, 776896), (288, 728340), (305, 687744), (320, 655506), (360, 582672), (366, 573120), (384, 546255), (398, 527040), (432, 485560), (480, 437004), (488, 429840), (540, 388448), (549, 382080), (576, 364170), (597, 351360), (610, 343872), (640, 327753), (720, 291336), (732, 286560), (796, 263520), (864, 242780), (915, 229248), (960, 218502), (976, 214920), (995, 210816), (1080, 194224), (1098, 191040), (1152, 182085), (1194, 175680), (1220, 171936), (1440, 145668), (1464, 143280), (1592, 131760), (1647, 127360), (1728, 121390), (1791, 117120), (1830, 114624), (1920, 109251), (1952, 107460), (1990, 105408), (2160, 97112), (2196, 95520), (2388, 87840), (2440, 85968), (2745, 76416), (2880, 72834), (2928, 71640), (2985, 70272), (3184, 65880), (3294, 63680), (3456, 60695), (3582, 58560), (3660, 57312), (3904, 53730), (3980, 52704), (4320, 48556), (4392, 47760), (4776, 43920), (4880, 42984), (5373, 39040), (5490, 38208), (5760, 36417), (5856, 35820), (5970, 35136), (6368, 32940), (6588, 31840), (7164, 29280), (7320, 28656), (7808, 26865), (7960, 26352), (8235, 25472), (8640, 24278), (8784, 23880), (8955, 23424), (9552, 21960), (9760, 21492), (10746, 19520), (10980, 19104), (11712, 17910), (11940, 17568), (12139, 17280), (12736, 16470), (13176, 15920), (14328, 14640)]