21285400320

素因数分解:

$2^8\times 3^6\times 5^1\times {\mathrm{22811}}^1$

素因数の和:22850

約数の個数: 252

約数和(自身を含む): 76446160056

約数和(自身を除く): 55160759736

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, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 729, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1458, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2592, 2880, 2916, 3240, 3456, 3645, 3840, 3888, 4320, 4860, 5184, 5760, 5832, 6480, 6912, 7290, 7776, 8640, 9720, 10368, 11520, 11664, 12960, 14580, 15552, 17280, 19440, 20736, 22811, 23328, 25920, 29160, 31104, 34560, 38880, 45622, 46656, 51840, 58320, 62208, 68433, 77760, 91244, 93312, 103680, 114055, 116640, 136866, 155520, 182488, 186624, 205299, 228110, 233280, 273732, 311040, 342165, 364976, 410598, 456220, 466560, 547464, 615897, 684330, 729952, 821196, 912440, 933120, 1026495, 1094928, 1231794, 1368660, 1459904, 1642392, 1824880, 1847691, 2052990, 2189856, 2463588, 2737320, 2919808, 3079485, 3284784, 3649760, 3695382, 4105980, 4379712, 4927176, 5474640, 5543073, 5839616, 6158970, 6569568, 7299520, 7390764, 8211960, 8759424, 9238455, 9854352, 10949280, 11086146, 12317940, 13139136, 14599040, 14781528, 16423920, 16629219, 17518848, 18476910, 19708704, 21898560, 22172292, 24635880, 26278272, 27715365, 29198080, 29563056, 32847840, 33258438, 36953820, 39417408, 43797120, 44344584, 49271760, 52556544, 55430730, 59126112, 65695680, 66516876, 73907640, 78834816, 83146095, 87594240, 88689168, 98543520, 110861460, 118252224, 131391360, 133033752, 147815280, 157669632, 166292190, 177378336, 197087040, 221722920, 236504448, 262782720, 266067504, 295630560, 332584380, 354756672, 394174080, 443445840, 473008896, 532135008, 591261120, 665168760, 709513344, 788348160, 886891680, 1064270016, 1182522240, 1330337520, 1419026688, 1773783360, 2128540032, 2365044480, 2660675040, 3547566720, 4257080064, 5321350080, 7095133440, 10642700160, 21285400320]

約数ペア:

[(1, 21285400320), (2, 10642700160), (3, 7095133440), (4, 5321350080), (5, 4257080064), (6, 3547566720), (8, 2660675040), (9, 2365044480), (10, 2128540032), (12, 1773783360), (15, 1419026688), (16, 1330337520), (18, 1182522240), (20, 1064270016), (24, 886891680), (27, 788348160), (30, 709513344), (32, 665168760), (36, 591261120), (40, 532135008), (45, 473008896), (48, 443445840), (54, 394174080), (60, 354756672), (64, 332584380), (72, 295630560), (80, 266067504), (81, 262782720), (90, 236504448), (96, 221722920), (108, 197087040), (120, 177378336), (128, 166292190), (135, 157669632), (144, 147815280), (160, 133033752), (162, 131391360), (180, 118252224), (192, 110861460), (216, 98543520), (240, 88689168), (243, 87594240), (256, 83146095), (270, 78834816), (288, 73907640), (320, 66516876), (324, 65695680), (360, 59126112), (384, 55430730), (405, 52556544), (432, 49271760), (480, 44344584), (486, 43797120), (540, 39417408), (576, 36953820), (640, 33258438), (648, 32847840), (720, 29563056), (729, 29198080), (768, 27715365), (810, 26278272), (864, 24635880), (960, 22172292), (972, 21898560), (1080, 19708704), (1152, 18476910), (1215, 17518848), (1280, 16629219), (1296, 16423920), (1440, 14781528), (1458, 14599040), (1620, 13139136), (1728, 12317940), (1920, 11086146), (1944, 10949280), (2160, 9854352), (2304, 9238455), (2430, 8759424), (2592, 8211960), (2880, 7390764), (2916, 7299520), (3240, 6569568), (3456, 6158970), (3645, 5839616), (3840, 5543073), (3888, 5474640), (4320, 4927176), (4860, 4379712), (5184, 4105980), (5760, 3695382), (5832, 3649760), (6480, 3284784), (6912, 3079485), (7290, 2919808), (7776, 2737320), (8640, 2463588), (9720, 2189856), (10368, 2052990), (11520, 1847691), (11664, 1824880), (12960, 1642392), (14580, 1459904), (15552, 1368660), (17280, 1231794), (19440, 1094928), (20736, 1026495), (22811, 933120), (23328, 912440), (25920, 821196), (29160, 729952), (31104, 684330), (34560, 615897), (38880, 547464), (45622, 466560), (46656, 456220), (51840, 410598), (58320, 364976), (62208, 342165), (68433, 311040), (77760, 273732), (91244, 233280), (93312, 228110), (103680, 205299), (114055, 186624), (116640, 182488), (136866, 155520)]