289107840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^3\times {\mathrm{439}}^1$

素因数の和:482

約数の個数: 256

約数和(自身を含む): 1077120000

約数和(自身を除く): 788012160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 343, 384, 392, 420, 439, 448, 480, 490, 560, 588, 640, 672, 686, 735, 784, 840, 878, 896, 960, 980, 1029, 1120, 1176, 1317, 1344, 1372, 1470, 1568, 1680, 1715, 1756, 1920, 1960, 2058, 2195, 2240, 2352, 2634, 2688, 2744, 2940, 3073, 3136, 3360, 3430, 3512, 3920, 4116, 4390, 4480, 4704, 5145, 5268, 5488, 5880, 6146, 6272, 6585, 6720, 6860, 7024, 7840, 8232, 8780, 9219, 9408, 10290, 10536, 10976, 11760, 12292, 13170, 13440, 13720, 14048, 15365, 15680, 16464, 17560, 18438, 18816, 20580, 21072, 21511, 21952, 23520, 24584, 26340, 27440, 28096, 30730, 31360, 32928, 35120, 36876, 41160, 42144, 43022, 43904, 46095, 47040, 49168, 52680, 54880, 56192, 61460, 64533, 65856, 70240, 73752, 82320, 84288, 86044, 92190, 94080, 98336, 105360, 107555, 109760, 122920, 129066, 131712, 140480, 147504, 150577, 164640, 168576, 172088, 184380, 196672, 210720, 215110, 219520, 245840, 258132, 280960, 295008, 301154, 322665, 329280, 344176, 368760, 393344, 421440, 430220, 451731, 491680, 516264, 590016, 602308, 645330, 658560, 688352, 737520, 752885, 842880, 860440, 903462, 983360, 1032528, 1180032, 1204616, 1290660, 1376704, 1475040, 1505770, 1720880, 1806924, 1966720, 2065056, 2258655, 2409232, 2581320, 2753408, 2950080, 3011540, 3441760, 3613848, 4130112, 4517310, 4818464, 5162640, 5900160, 6023080, 6883520, 7227696, 8260224, 9034620, 9636928, 10325280, 12046160, 13767040, 14455392, 18069240, 19273856, 20650560, 24092320, 28910784, 36138480, 41301120, 48184640, 57821568, 72276960, 96369280, 144553920, 289107840]

約数ペア:

[(1, 289107840), (2, 144553920), (3, 96369280), (4, 72276960), (5, 57821568), (6, 48184640), (7, 41301120), (8, 36138480), (10, 28910784), (12, 24092320), (14, 20650560), (15, 19273856), (16, 18069240), (20, 14455392), (21, 13767040), (24, 12046160), (28, 10325280), (30, 9636928), (32, 9034620), (35, 8260224), (40, 7227696), (42, 6883520), (48, 6023080), (49, 5900160), (56, 5162640), (60, 4818464), (64, 4517310), (70, 4130112), (80, 3613848), (84, 3441760), (96, 3011540), (98, 2950080), (105, 2753408), (112, 2581320), (120, 2409232), (128, 2258655), (140, 2065056), (147, 1966720), (160, 1806924), (168, 1720880), (192, 1505770), (196, 1475040), (210, 1376704), (224, 1290660), (240, 1204616), (245, 1180032), (280, 1032528), (294, 983360), (320, 903462), (336, 860440), (343, 842880), (384, 752885), (392, 737520), (420, 688352), (439, 658560), (448, 645330), (480, 602308), (490, 590016), (560, 516264), (588, 491680), (640, 451731), (672, 430220), (686, 421440), (735, 393344), (784, 368760), (840, 344176), (878, 329280), (896, 322665), (960, 301154), (980, 295008), (1029, 280960), (1120, 258132), (1176, 245840), (1317, 219520), (1344, 215110), (1372, 210720), (1470, 196672), (1568, 184380), (1680, 172088), (1715, 168576), (1756, 164640), (1920, 150577), (1960, 147504), (2058, 140480), (2195, 131712), (2240, 129066), (2352, 122920), (2634, 109760), (2688, 107555), (2744, 105360), (2940, 98336), (3073, 94080), (3136, 92190), (3360, 86044), (3430, 84288), (3512, 82320), (3920, 73752), (4116, 70240), (4390, 65856), (4480, 64533), (4704, 61460), (5145, 56192), (5268, 54880), (5488, 52680), (5880, 49168), (6146, 47040), (6272, 46095), (6585, 43904), (6720, 43022), (6860, 42144), (7024, 41160), (7840, 36876), (8232, 35120), (8780, 32928), (9219, 31360), (9408, 30730), (10290, 28096), (10536, 27440), (10976, 26340), (11760, 24584), (12292, 23520), (13170, 21952), (13440, 21511), (13720, 21072), (14048, 20580), (15365, 18816), (15680, 18438), (16464, 17560)]