256656960

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:498

約数の個数: 336

約数和(自身を含む): 1046073600

約数和(自身を除く): 789416640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 64, 70, 72, 80, 84, 87, 90, 96, 105, 112, 116, 120, 126, 140, 144, 145, 160, 168, 174, 180, 192, 203, 210, 224, 232, 240, 252, 261, 280, 288, 290, 315, 320, 336, 348, 360, 406, 420, 435, 439, 448, 464, 480, 504, 522, 560, 576, 580, 609, 630, 672, 696, 720, 812, 840, 870, 878, 928, 960, 1008, 1015, 1044, 1120, 1160, 1218, 1260, 1305, 1317, 1344, 1392, 1440, 1624, 1680, 1740, 1756, 1827, 1856, 2016, 2030, 2088, 2195, 2240, 2320, 2436, 2520, 2610, 2634, 2784, 2880, 3045, 3073, 3248, 3360, 3480, 3512, 3654, 3951, 4032, 4060, 4176, 4390, 4640, 4872, 5040, 5220, 5268, 5568, 6090, 6146, 6496, 6585, 6720, 6960, 7024, 7308, 7902, 8120, 8352, 8780, 9135, 9219, 9280, 9744, 10080, 10440, 10536, 12180, 12292, 12731, 12992, 13170, 13920, 14048, 14616, 15365, 15804, 16240, 16704, 17560, 18270, 18438, 19488, 19755, 20160, 20880, 21072, 24360, 24584, 25462, 26340, 27657, 27840, 28096, 29232, 30730, 31608, 32480, 35120, 36540, 36876, 38193, 38976, 39510, 41760, 42144, 46095, 48720, 49168, 50924, 52680, 55314, 58464, 61460, 63216, 63655, 64960, 70240, 73080, 73752, 76386, 79020, 83520, 84288, 89117, 92190, 97440, 98336, 101848, 105360, 110628, 114579, 116928, 122920, 126432, 127310, 138285, 140480, 146160, 147504, 152772, 158040, 178234, 184380, 190965, 194880, 196672, 203696, 210720, 221256, 229158, 245840, 252864, 254620, 267351, 276570, 292320, 295008, 305544, 316080, 356468, 368760, 381930, 407392, 421440, 442512, 445585, 458316, 491680, 509240, 534702, 553140, 572895, 584640, 590016, 611088, 632160, 712936, 737520, 763860, 802053, 814784, 885024, 891170, 916632, 983360, 1018480, 1069404, 1106280, 1145790, 1222176, 1264320, 1336755, 1425872, 1475040, 1527720, 1604106, 1770048, 1782340, 1833264, 2036960, 2138808, 2212560, 2291580, 2444352, 2673510, 2851744, 2950080, 3055440, 3208212, 3564680, 3666528, 4010265, 4073920, 4277616, 4425120, 4583160, 5347020, 5703488, 6110880, 6416424, 7129360, 7333056, 8020530, 8555232, 8850240, 9166320, 10694040, 12221760, 12832848, 14258720, 16041060, 17110464, 18332640, 21388080, 25665696, 28517440, 32082120, 36665280, 42776160, 51331392, 64164240, 85552320, 128328480, 256656960]

約数ペア:

[(1, 256656960), (2, 128328480), (3, 85552320), (4, 64164240), (5, 51331392), (6, 42776160), (7, 36665280), (8, 32082120), (9, 28517440), (10, 25665696), (12, 21388080), (14, 18332640), (15, 17110464), (16, 16041060), (18, 14258720), (20, 12832848), (21, 12221760), (24, 10694040), (28, 9166320), (29, 8850240), (30, 8555232), (32, 8020530), (35, 7333056), (36, 7129360), (40, 6416424), (42, 6110880), (45, 5703488), (48, 5347020), (56, 4583160), (58, 4425120), (60, 4277616), (63, 4073920), (64, 4010265), (70, 3666528), (72, 3564680), (80, 3208212), (84, 3055440), (87, 2950080), (90, 2851744), (96, 2673510), (105, 2444352), (112, 2291580), (116, 2212560), (120, 2138808), (126, 2036960), (140, 1833264), (144, 1782340), (145, 1770048), (160, 1604106), (168, 1527720), (174, 1475040), (180, 1425872), (192, 1336755), (203, 1264320), (210, 1222176), (224, 1145790), (232, 1106280), (240, 1069404), (252, 1018480), (261, 983360), (280, 916632), (288, 891170), (290, 885024), (315, 814784), (320, 802053), (336, 763860), (348, 737520), (360, 712936), (406, 632160), (420, 611088), (435, 590016), (439, 584640), (448, 572895), (464, 553140), (480, 534702), (504, 509240), (522, 491680), (560, 458316), (576, 445585), (580, 442512), (609, 421440), (630, 407392), (672, 381930), (696, 368760), (720, 356468), (812, 316080), (840, 305544), (870, 295008), (878, 292320), (928, 276570), (960, 267351), (1008, 254620), (1015, 252864), (1044, 245840), (1120, 229158), (1160, 221256), (1218, 210720), (1260, 203696), (1305, 196672), (1317, 194880), (1344, 190965), (1392, 184380), (1440, 178234), (1624, 158040), (1680, 152772), (1740, 147504), (1756, 146160), (1827, 140480), (1856, 138285), (2016, 127310), (2030, 126432), (2088, 122920), (2195, 116928), (2240, 114579), (2320, 110628), (2436, 105360), (2520, 101848), (2610, 98336), (2634, 97440), (2784, 92190), (2880, 89117), (3045, 84288), (3073, 83520), (3248, 79020), (3360, 76386), (3480, 73752), (3512, 73080), (3654, 70240), (3951, 64960), (4032, 63655), (4060, 63216), (4176, 61460), (4390, 58464), (4640, 55314), (4872, 52680), (5040, 50924), (5220, 49168), (5268, 48720), (5568, 46095), (6090, 42144), (6146, 41760), (6496, 39510), (6585, 38976), (6720, 38193), (6960, 36876), (7024, 36540), (7308, 35120), (7902, 32480), (8120, 31608), (8352, 30730), (8780, 29232), (9135, 28096), (9219, 27840), (9280, 27657), (9744, 26340), (10080, 25462), (10440, 24584), (10536, 24360), (12180, 21072), (12292, 20880), (12731, 20160), (12992, 19755), (13170, 19488), (13920, 18438), (14048, 18270), (14616, 17560), (15365, 16704), (15804, 16240)]