31325857920

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{258977}}^1$

素因数の和:259012

約数の個数: 256

約数和(自身を含む): 126795628800

約数和(自身を除く): 95469770880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5760, 6048, 6720, 7560, 8064, 8640, 10080, 12096, 13440, 15120, 17280, 20160, 24192, 30240, 40320, 60480, 120960, 258977, 517954, 776931, 1035908, 1294885, 1553862, 1812839, 2071816, 2330793, 2589770, 3107724, 3625678, 3884655, 4143632, 4661586, 5179540, 5438517, 6215448, 6992379, 7251356, 7769310, 8287264, 9064195, 9323172, 10359080, 10877034, 11653965, 12430896, 13984758, 14502712, 15538620, 16315551, 16574528, 18128390, 18646344, 20718160, 21754068, 23307930, 24861792, 27192585, 27969516, 29005424, 31077240, 32631102, 33149056, 34961895, 36256780, 37292688, 41436320, 43508136, 46615860, 48946653, 49723584, 54385170, 55939032, 58010848, 62154480, 65262204, 69923790, 72513560, 74585376, 81577755, 82872640, 87016272, 93231720, 97893306, 99447168, 108770340, 111878064, 116021696, 124308960, 130524408, 139847580, 145027120, 149170752, 163155510, 165745280, 174032544, 186463440, 195786612, 217540680, 223756128, 232043392, 244733265, 248617920, 261048816, 279695160, 290054240, 298341504, 326311020, 348065088, 372926880, 391573224, 435081360, 447512256, 489466530, 497235840, 522097632, 559390320, 580108480, 652622040, 696130176, 745853760, 783146448, 870162720, 895024512, 978933060, 1044195264, 1118780640, 1160216960, 1305244080, 1491707520, 1566292896, 1740325440, 1957866120, 2088390528, 2237561280, 2610488160, 3132585792, 3480650880, 3915732240, 4475122560, 5220976320, 6265171584, 7831464480, 10441952640, 15662928960, 31325857920]

約数ペア:

[(1, 31325857920), (2, 15662928960), (3, 10441952640), (4, 7831464480), (5, 6265171584), (6, 5220976320), (7, 4475122560), (8, 3915732240), (9, 3480650880), (10, 3132585792), (12, 2610488160), (14, 2237561280), (15, 2088390528), (16, 1957866120), (18, 1740325440), (20, 1566292896), (21, 1491707520), (24, 1305244080), (27, 1160216960), (28, 1118780640), (30, 1044195264), (32, 978933060), (35, 895024512), (36, 870162720), (40, 783146448), (42, 745853760), (45, 696130176), (48, 652622040), (54, 580108480), (56, 559390320), (60, 522097632), (63, 497235840), (64, 489466530), (70, 447512256), (72, 435081360), (80, 391573224), (84, 372926880), (90, 348065088), (96, 326311020), (105, 298341504), (108, 290054240), (112, 279695160), (120, 261048816), (126, 248617920), (128, 244733265), (135, 232043392), (140, 223756128), (144, 217540680), (160, 195786612), (168, 186463440), (180, 174032544), (189, 165745280), (192, 163155510), (210, 149170752), (216, 145027120), (224, 139847580), (240, 130524408), (252, 124308960), (270, 116021696), (280, 111878064), (288, 108770340), (315, 99447168), (320, 97893306), (336, 93231720), (360, 87016272), (378, 82872640), (384, 81577755), (420, 74585376), (432, 72513560), (448, 69923790), (480, 65262204), (504, 62154480), (540, 58010848), (560, 55939032), (576, 54385170), (630, 49723584), (640, 48946653), (672, 46615860), (720, 43508136), (756, 41436320), (840, 37292688), (864, 36256780), (896, 34961895), (945, 33149056), (960, 32631102), (1008, 31077240), (1080, 29005424), (1120, 27969516), (1152, 27192585), (1260, 24861792), (1344, 23307930), (1440, 21754068), (1512, 20718160), (1680, 18646344), (1728, 18128390), (1890, 16574528), (1920, 16315551), (2016, 15538620), (2160, 14502712), (2240, 13984758), (2520, 12430896), (2688, 11653965), (2880, 10877034), (3024, 10359080), (3360, 9323172), (3456, 9064195), (3780, 8287264), (4032, 7769310), (4320, 7251356), (4480, 6992379), (5040, 6215448), (5760, 5438517), (6048, 5179540), (6720, 4661586), (7560, 4143632), (8064, 3884655), (8640, 3625678), (10080, 3107724), (12096, 2589770), (13440, 2330793), (15120, 2071816), (17280, 1812839), (20160, 1553862), (24192, 1294885), (30240, 1035908), (40320, 776931), (60480, 517954), (120960, 258977)]