254847360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:273

約数の個数: 256

約数和(自身を含む): 881280000

約数和(自身を除く): 626432640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 32, 40, 46, 48, 58, 60, 64, 69, 80, 87, 92, 96, 115, 116, 120, 128, 138, 145, 160, 174, 184, 192, 199, 230, 232, 240, 276, 290, 320, 345, 348, 368, 384, 398, 435, 460, 464, 480, 552, 580, 597, 640, 667, 690, 696, 736, 796, 870, 920, 928, 960, 995, 1104, 1160, 1194, 1334, 1380, 1392, 1472, 1592, 1740, 1840, 1856, 1920, 1990, 2001, 2208, 2320, 2388, 2668, 2760, 2784, 2944, 2985, 3184, 3335, 3480, 3680, 3712, 3980, 4002, 4416, 4577, 4640, 4776, 5336, 5520, 5568, 5771, 5970, 6368, 6670, 6960, 7360, 7960, 8004, 8832, 9154, 9280, 9552, 10005, 10672, 11040, 11136, 11542, 11940, 12736, 13340, 13731, 13920, 14720, 15920, 16008, 17313, 18308, 18560, 19104, 20010, 21344, 22080, 22885, 23084, 23880, 25472, 26680, 27462, 27840, 28855, 31840, 32016, 34626, 36616, 38208, 40020, 42688, 44160, 45770, 46168, 47760, 53360, 54924, 55680, 57710, 63680, 64032, 68655, 69252, 73232, 76416, 80040, 85376, 86565, 91540, 92336, 95520, 106720, 109848, 115420, 127360, 128064, 132733, 137310, 138504, 146464, 160080, 173130, 183080, 184672, 191040, 213440, 219696, 230840, 256128, 265466, 274620, 277008, 292928, 320160, 346260, 366160, 369344, 382080, 398199, 426880, 439392, 461680, 530932, 549240, 554016, 585856, 640320, 663665, 692520, 732320, 738688, 796398, 878784, 923360, 1061864, 1098480, 1108032, 1280640, 1327330, 1385040, 1464640, 1592796, 1757568, 1846720, 1990995, 2123728, 2196960, 2216064, 2654660, 2770080, 2929280, 3185592, 3693440, 3981990, 4247456, 4393920, 5309320, 5540160, 6371184, 7963980, 8494912, 8787840, 10618640, 11080320, 12742368, 15927960, 16989824, 21237280, 25484736, 31855920, 42474560, 50969472, 63711840, 84949120, 127423680, 254847360]

約数ペア:

[(1, 254847360), (2, 127423680), (3, 84949120), (4, 63711840), (5, 50969472), (6, 42474560), (8, 31855920), (10, 25484736), (12, 21237280), (15, 16989824), (16, 15927960), (20, 12742368), (23, 11080320), (24, 10618640), (29, 8787840), (30, 8494912), (32, 7963980), (40, 6371184), (46, 5540160), (48, 5309320), (58, 4393920), (60, 4247456), (64, 3981990), (69, 3693440), (80, 3185592), (87, 2929280), (92, 2770080), (96, 2654660), (115, 2216064), (116, 2196960), (120, 2123728), (128, 1990995), (138, 1846720), (145, 1757568), (160, 1592796), (174, 1464640), (184, 1385040), (192, 1327330), (199, 1280640), (230, 1108032), (232, 1098480), (240, 1061864), (276, 923360), (290, 878784), (320, 796398), (345, 738688), (348, 732320), (368, 692520), (384, 663665), (398, 640320), (435, 585856), (460, 554016), (464, 549240), (480, 530932), (552, 461680), (580, 439392), (597, 426880), (640, 398199), (667, 382080), (690, 369344), (696, 366160), (736, 346260), (796, 320160), (870, 292928), (920, 277008), (928, 274620), (960, 265466), (995, 256128), (1104, 230840), (1160, 219696), (1194, 213440), (1334, 191040), (1380, 184672), (1392, 183080), (1472, 173130), (1592, 160080), (1740, 146464), (1840, 138504), (1856, 137310), (1920, 132733), (1990, 128064), (2001, 127360), (2208, 115420), (2320, 109848), (2388, 106720), (2668, 95520), (2760, 92336), (2784, 91540), (2944, 86565), (2985, 85376), (3184, 80040), (3335, 76416), (3480, 73232), (3680, 69252), (3712, 68655), (3980, 64032), (4002, 63680), (4416, 57710), (4577, 55680), (4640, 54924), (4776, 53360), (5336, 47760), (5520, 46168), (5568, 45770), (5771, 44160), (5970, 42688), (6368, 40020), (6670, 38208), (6960, 36616), (7360, 34626), (7960, 32016), (8004, 31840), (8832, 28855), (9154, 27840), (9280, 27462), (9552, 26680), (10005, 25472), (10672, 23880), (11040, 23084), (11136, 22885), (11542, 22080), (11940, 21344), (12736, 20010), (13340, 19104), (13731, 18560), (13920, 18308), (14720, 17313), (15920, 16008)]