205408320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:293

約数の個数: 224

約数和(自身を含む): 713475840

約数和(自身を除く): 508067520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 109, 120, 130, 151, 156, 160, 192, 195, 208, 218, 240, 260, 302, 312, 320, 327, 390, 416, 436, 453, 480, 520, 545, 604, 624, 654, 755, 780, 832, 872, 906, 960, 1040, 1090, 1208, 1248, 1308, 1417, 1510, 1560, 1635, 1744, 1812, 1963, 2080, 2180, 2265, 2416, 2496, 2616, 2834, 3020, 3120, 3270, 3488, 3624, 3926, 4160, 4251, 4360, 4530, 4832, 5232, 5668, 5889, 6040, 6240, 6540, 6976, 7085, 7248, 7852, 8502, 8720, 9060, 9664, 9815, 10464, 11336, 11778, 12080, 12480, 13080, 14170, 14496, 15704, 16459, 17004, 17440, 18120, 19630, 20928, 21255, 22672, 23556, 24160, 26160, 28340, 28992, 29445, 31408, 32918, 34008, 34880, 36240, 39260, 42510, 45344, 47112, 48320, 49377, 52320, 56680, 58890, 62816, 65836, 68016, 72480, 78520, 82295, 85020, 90688, 94224, 98754, 104640, 113360, 117780, 125632, 131672, 136032, 144960, 157040, 164590, 170040, 188448, 197508, 213967, 226720, 235560, 246885, 263344, 272064, 314080, 329180, 340080, 376896, 395016, 427934, 453440, 471120, 493770, 526688, 628160, 641901, 658360, 680160, 790032, 855868, 942240, 987540, 1053376, 1069835, 1283802, 1316720, 1360320, 1580064, 1711736, 1884480, 1975080, 2139670, 2567604, 2633440, 3160128, 3209505, 3423472, 3950160, 4279340, 5135208, 5266880, 6419010, 6846944, 7900320, 8558680, 10270416, 12838020, 13693888, 15800640, 17117360, 20540832, 25676040, 34234720, 41081664, 51352080, 68469440, 102704160, 205408320]

約数ペア:

[(1, 205408320), (2, 102704160), (3, 68469440), (4, 51352080), (5, 41081664), (6, 34234720), (8, 25676040), (10, 20540832), (12, 17117360), (13, 15800640), (15, 13693888), (16, 12838020), (20, 10270416), (24, 8558680), (26, 7900320), (30, 6846944), (32, 6419010), (39, 5266880), (40, 5135208), (48, 4279340), (52, 3950160), (60, 3423472), (64, 3209505), (65, 3160128), (78, 2633440), (80, 2567604), (96, 2139670), (104, 1975080), (109, 1884480), (120, 1711736), (130, 1580064), (151, 1360320), (156, 1316720), (160, 1283802), (192, 1069835), (195, 1053376), (208, 987540), (218, 942240), (240, 855868), (260, 790032), (302, 680160), (312, 658360), (320, 641901), (327, 628160), (390, 526688), (416, 493770), (436, 471120), (453, 453440), (480, 427934), (520, 395016), (545, 376896), (604, 340080), (624, 329180), (654, 314080), (755, 272064), (780, 263344), (832, 246885), (872, 235560), (906, 226720), (960, 213967), (1040, 197508), (1090, 188448), (1208, 170040), (1248, 164590), (1308, 157040), (1417, 144960), (1510, 136032), (1560, 131672), (1635, 125632), (1744, 117780), (1812, 113360), (1963, 104640), (2080, 98754), (2180, 94224), (2265, 90688), (2416, 85020), (2496, 82295), (2616, 78520), (2834, 72480), (3020, 68016), (3120, 65836), (3270, 62816), (3488, 58890), (3624, 56680), (3926, 52320), (4160, 49377), (4251, 48320), (4360, 47112), (4530, 45344), (4832, 42510), (5232, 39260), (5668, 36240), (5889, 34880), (6040, 34008), (6240, 32918), (6540, 31408), (6976, 29445), (7085, 28992), (7248, 28340), (7852, 26160), (8502, 24160), (8720, 23556), (9060, 22672), (9664, 21255), (9815, 20928), (10464, 19630), (11336, 18120), (11778, 17440), (12080, 17004), (12480, 16459), (13080, 15704), (14170, 14496)]