290776320

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:657

約数の個数: 216

約数和(自身を含む): 1031206176

約数和(自身を除く): 740429856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 128, 129, 144, 160, 172, 180, 192, 215, 240, 256, 258, 288, 320, 344, 360, 384, 387, 430, 480, 516, 576, 587, 640, 645, 688, 720, 768, 774, 860, 960, 1032, 1152, 1174, 1280, 1290, 1376, 1440, 1548, 1720, 1761, 1920, 1935, 2064, 2304, 2348, 2580, 2752, 2880, 2935, 3096, 3440, 3522, 3840, 3870, 4128, 4696, 5160, 5283, 5504, 5760, 5870, 6192, 6880, 7044, 7740, 8256, 8805, 9392, 10320, 10566, 11008, 11520, 11740, 12384, 13760, 14088, 15480, 16512, 17610, 18784, 20640, 21132, 23480, 24768, 25241, 26415, 27520, 28176, 30960, 33024, 35220, 37568, 41280, 42264, 46960, 49536, 50482, 52830, 55040, 56352, 61920, 70440, 75136, 75723, 82560, 84528, 93920, 99072, 100964, 105660, 112704, 123840, 126205, 140880, 150272, 151446, 165120, 169056, 187840, 201928, 211320, 225408, 227169, 247680, 252410, 281760, 302892, 338112, 375680, 378615, 403856, 422640, 450816, 454338, 495360, 504820, 563520, 605784, 676224, 751360, 757230, 807712, 845280, 908676, 1009640, 1127040, 1135845, 1211568, 1352448, 1514460, 1615424, 1690560, 1817352, 2019280, 2254080, 2271690, 2423136, 3028920, 3230848, 3381120, 3634704, 4038560, 4543380, 4846272, 6057840, 6461696, 6762240, 7269408, 8077120, 9086760, 9692544, 12115680, 14538816, 16154240, 18173520, 19385088, 24231360, 29077632, 32308480, 36347040, 48462720, 58155264, 72694080, 96925440, 145388160, 290776320]

約数ペア:

[(1, 290776320), (2, 145388160), (3, 96925440), (4, 72694080), (5, 58155264), (6, 48462720), (8, 36347040), (9, 32308480), (10, 29077632), (12, 24231360), (15, 19385088), (16, 18173520), (18, 16154240), (20, 14538816), (24, 12115680), (30, 9692544), (32, 9086760), (36, 8077120), (40, 7269408), (43, 6762240), (45, 6461696), (48, 6057840), (60, 4846272), (64, 4543380), (72, 4038560), (80, 3634704), (86, 3381120), (90, 3230848), (96, 3028920), (120, 2423136), (128, 2271690), (129, 2254080), (144, 2019280), (160, 1817352), (172, 1690560), (180, 1615424), (192, 1514460), (215, 1352448), (240, 1211568), (256, 1135845), (258, 1127040), (288, 1009640), (320, 908676), (344, 845280), (360, 807712), (384, 757230), (387, 751360), (430, 676224), (480, 605784), (516, 563520), (576, 504820), (587, 495360), (640, 454338), (645, 450816), (688, 422640), (720, 403856), (768, 378615), (774, 375680), (860, 338112), (960, 302892), (1032, 281760), (1152, 252410), (1174, 247680), (1280, 227169), (1290, 225408), (1376, 211320), (1440, 201928), (1548, 187840), (1720, 169056), (1761, 165120), (1920, 151446), (1935, 150272), (2064, 140880), (2304, 126205), (2348, 123840), (2580, 112704), (2752, 105660), (2880, 100964), (2935, 99072), (3096, 93920), (3440, 84528), (3522, 82560), (3840, 75723), (3870, 75136), (4128, 70440), (4696, 61920), (5160, 56352), (5283, 55040), (5504, 52830), (5760, 50482), (5870, 49536), (6192, 46960), (6880, 42264), (7044, 41280), (7740, 37568), (8256, 35220), (8805, 33024), (9392, 30960), (10320, 28176), (10566, 27520), (11008, 26415), (11520, 25241), (11740, 24768), (12384, 23480), (13760, 21132), (14088, 20640), (15480, 18784), (16512, 17610)]