398489280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3121}}^1$

素因数の和:3167

約数の個数: 224

約数和(自身を含む): 1522536960

約数和(自身を除く): 1124047680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 320, 336, 380, 399, 420, 448, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 960, 1064, 1120, 1140, 1216, 1330, 1344, 1520, 1596, 1680, 1824, 1995, 2128, 2240, 2280, 2660, 3040, 3121, 3192, 3360, 3648, 3990, 4256, 4560, 5320, 6080, 6242, 6384, 6720, 7980, 8512, 9120, 9363, 10640, 12484, 12768, 15605, 15960, 18240, 18726, 21280, 21847, 24968, 25536, 31210, 31920, 37452, 42560, 43694, 46815, 49936, 59299, 62420, 63840, 65541, 74904, 87388, 93630, 99872, 109235, 118598, 124840, 127680, 131082, 149808, 174776, 177897, 187260, 199744, 218470, 237196, 249680, 262164, 296495, 299616, 327705, 349552, 355794, 374520, 415093, 436940, 474392, 499360, 524328, 592990, 599232, 655410, 699104, 711588, 749040, 830186, 873880, 889485, 948784, 998720, 1048656, 1185980, 1245279, 1310820, 1398208, 1423176, 1498080, 1660372, 1747760, 1778970, 1897568, 2075465, 2097312, 2371960, 2490558, 2621640, 2846352, 2996160, 3320744, 3495520, 3557940, 3795136, 4150930, 4194624, 4743920, 4981116, 5243280, 5692704, 6226395, 6641488, 6991040, 7115880, 8301860, 9487840, 9962232, 10486560, 11385408, 12452790, 13282976, 14231760, 16603720, 18975680, 19924464, 20973120, 24905580, 26565952, 28463520, 33207440, 39848928, 49811160, 56927040, 66414880, 79697856, 99622320, 132829760, 199244640, 398489280]

約数ペア:

[(1, 398489280), (2, 199244640), (3, 132829760), (4, 99622320), (5, 79697856), (6, 66414880), (7, 56927040), (8, 49811160), (10, 39848928), (12, 33207440), (14, 28463520), (15, 26565952), (16, 24905580), (19, 20973120), (20, 19924464), (21, 18975680), (24, 16603720), (28, 14231760), (30, 13282976), (32, 12452790), (35, 11385408), (38, 10486560), (40, 9962232), (42, 9487840), (48, 8301860), (56, 7115880), (57, 6991040), (60, 6641488), (64, 6226395), (70, 5692704), (76, 5243280), (80, 4981116), (84, 4743920), (95, 4194624), (96, 4150930), (105, 3795136), (112, 3557940), (114, 3495520), (120, 3320744), (133, 2996160), (140, 2846352), (152, 2621640), (160, 2490558), (168, 2371960), (190, 2097312), (192, 2075465), (210, 1897568), (224, 1778970), (228, 1747760), (240, 1660372), (266, 1498080), (280, 1423176), (285, 1398208), (304, 1310820), (320, 1245279), (336, 1185980), (380, 1048656), (399, 998720), (420, 948784), (448, 889485), (456, 873880), (480, 830186), (532, 749040), (560, 711588), (570, 699104), (608, 655410), (665, 599232), (672, 592990), (760, 524328), (798, 499360), (840, 474392), (912, 436940), (960, 415093), (1064, 374520), (1120, 355794), (1140, 349552), (1216, 327705), (1330, 299616), (1344, 296495), (1520, 262164), (1596, 249680), (1680, 237196), (1824, 218470), (1995, 199744), (2128, 187260), (2240, 177897), (2280, 174776), (2660, 149808), (3040, 131082), (3121, 127680), (3192, 124840), (3360, 118598), (3648, 109235), (3990, 99872), (4256, 93630), (4560, 87388), (5320, 74904), (6080, 65541), (6242, 63840), (6384, 62420), (6720, 59299), (7980, 49936), (8512, 46815), (9120, 43694), (9363, 42560), (10640, 37452), (12484, 31920), (12768, 31210), (15605, 25536), (15960, 24968), (18240, 21847), (18726, 21280)]