257251019040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{1993}}^1\times {\mathrm{29879}}^1$

素因数の和:31896

約数の個数: 192

約数和(自身を含む): 900860486400

約数和(自身を除く): 643609467360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 1993, 2160, 3986, 4320, 5979, 7972, 9965, 11958, 15944, 17937, 19930, 23916, 29879, 29895, 31888, 35874, 39860, 47832, 53811, 59758, 59790, 63776, 71748, 79720, 89637, 89685, 95664, 107622, 119516, 119580, 143496, 149395, 159440, 179274, 179370, 191328, 215244, 239032, 239160, 268911, 269055, 286992, 298790, 318880, 358548, 358740, 430488, 448185, 478064, 478320, 537822, 538110, 573984, 597580, 717096, 717480, 806733, 860976, 896370, 956128, 956640, 1075644, 1076220, 1195160, 1344555, 1434192, 1434960, 1613466, 1721952, 1792740, 2151288, 2152440, 2390320, 2689110, 2868384, 2869920, 3226932, 3585480, 4033665, 4302576, 4304880, 4780640, 5378220, 6453864, 7170960, 8067330, 8605152, 8609760, 10756440, 12907728, 14341920, 16134660, 21512880, 25815456, 32269320, 43025760, 59548847, 64538640, 119097694, 129077280, 178646541, 238195388, 297744235, 357293082, 476390776, 535939623, 595488470, 714586164, 893232705, 952781552, 1071879246, 1190976940, 1429172328, 1607818869, 1786465410, 1905563104, 2143758492, 2381953880, 2679698115, 2858344656, 3215637738, 3572930820, 4287516984, 4763907760, 5359396230, 5716689312, 6431275476, 7145861640, 8039094345, 8575033968, 9527815520, 10718792460, 12862550952, 14291723280, 16078188690, 17150067936, 21437584920, 25725101904, 28583446560, 32156377380, 42875169840, 51450203808, 64312754760, 85750339680, 128625509520, 257251019040]

約数ペア:

[(1, 257251019040), (2, 128625509520), (3, 85750339680), (4, 64312754760), (5, 51450203808), (6, 42875169840), (8, 32156377380), (9, 28583446560), (10, 25725101904), (12, 21437584920), (15, 17150067936), (16, 16078188690), (18, 14291723280), (20, 12862550952), (24, 10718792460), (27, 9527815520), (30, 8575033968), (32, 8039094345), (36, 7145861640), (40, 6431275476), (45, 5716689312), (48, 5359396230), (54, 4763907760), (60, 4287516984), (72, 3572930820), (80, 3215637738), (90, 2858344656), (96, 2679698115), (108, 2381953880), (120, 2143758492), (135, 1905563104), (144, 1786465410), (160, 1607818869), (180, 1429172328), (216, 1190976940), (240, 1071879246), (270, 952781552), (288, 893232705), (360, 714586164), (432, 595488470), (480, 535939623), (540, 476390776), (720, 357293082), (864, 297744235), (1080, 238195388), (1440, 178646541), (1993, 129077280), (2160, 119097694), (3986, 64538640), (4320, 59548847), (5979, 43025760), (7972, 32269320), (9965, 25815456), (11958, 21512880), (15944, 16134660), (17937, 14341920), (19930, 12907728), (23916, 10756440), (29879, 8609760), (29895, 8605152), (31888, 8067330), (35874, 7170960), (39860, 6453864), (47832, 5378220), (53811, 4780640), (59758, 4304880), (59790, 4302576), (63776, 4033665), (71748, 3585480), (79720, 3226932), (89637, 2869920), (89685, 2868384), (95664, 2689110), (107622, 2390320), (119516, 2152440), (119580, 2151288), (143496, 1792740), (149395, 1721952), (159440, 1613466), (179274, 1434960), (179370, 1434192), (191328, 1344555), (215244, 1195160), (239032, 1076220), (239160, 1075644), (268911, 956640), (269055, 956128), (286992, 896370), (298790, 860976), (318880, 806733), (358548, 717480), (358740, 717096), (430488, 597580), (448185, 573984), (478064, 538110), (478320, 537822)]