20817665280

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{463}}^1\times {\mathrm{1301}}^1$

素因数の和:1794

約数の個数: 288

約数和(自身を含む): 74090257920

約数和(自身を除く): 53272592640

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 463, 480, 540, 576, 640, 720, 768, 864, 926, 960, 1080, 1152, 1280, 1301, 1389, 1440, 1728, 1852, 1920, 2160, 2304, 2315, 2602, 2778, 2880, 3456, 3704, 3840, 3903, 4167, 4320, 4630, 5204, 5556, 5760, 6505, 6912, 6945, 7408, 7806, 8334, 8640, 9260, 10408, 11112, 11520, 11709, 12501, 13010, 13890, 14816, 15612, 16668, 17280, 18520, 19515, 20816, 20835, 22224, 23418, 25002, 26020, 27780, 29632, 31224, 33336, 34560, 35127, 37040, 39030, 41632, 41670, 44448, 46836, 50004, 52040, 55560, 58545, 59264, 62448, 62505, 66672, 70254, 74080, 78060, 83264, 83340, 88896, 93672, 100008, 104080, 111120, 117090, 118528, 124896, 125010, 133344, 140508, 148160, 156120, 166528, 166680, 175635, 177792, 187344, 200016, 208160, 222240, 234180, 249792, 250020, 266688, 281016, 296320, 312240, 333056, 333360, 351270, 355584, 374688, 400032, 416320, 444480, 468360, 499584, 500040, 533376, 562032, 592640, 602363, 624480, 666720, 702540, 749376, 800064, 832640, 888960, 936720, 999168, 1000080, 1066752, 1124064, 1204726, 1248960, 1333440, 1405080, 1498752, 1600128, 1665280, 1777920, 1807089, 1873440, 2000160, 2248128, 2409452, 2497920, 2666880, 2810160, 2997504, 3011815, 3200256, 3614178, 3746880, 4000320, 4496256, 4818904, 4995840, 5333760, 5421267, 5620320, 6023630, 7228356, 7493760, 8000640, 8992512, 9035445, 9637808, 10842534, 11240640, 12047260, 14456712, 14987520, 16001280, 16263801, 18070890, 19275616, 21685068, 22481280, 24094520, 27106335, 28913424, 32527602, 36141780, 38551232, 43370136, 44962560, 48189040, 54212670, 57826848, 65055204, 72283560, 77102464, 81319005, 86740272, 96378080, 108425340, 115653696, 130110408, 144567120, 154204928, 162638010, 173480544, 192756160, 216850680, 231307392, 260220816, 289134240, 325276020, 346961088, 385512320, 433701360, 462614784, 520441632, 578268480, 650552040, 693922176, 771024640, 867402720, 1040883264, 1156536960, 1301104080, 1387844352, 1734805440, 2081766528, 2313073920, 2602208160, 3469610880, 4163533056, 5204416320, 6939221760, 10408832640, 20817665280]

約数ペア:

[(1, 20817665280), (2, 10408832640), (3, 6939221760), (4, 5204416320), (5, 4163533056), (6, 3469610880), (8, 2602208160), (9, 2313073920), (10, 2081766528), (12, 1734805440), (15, 1387844352), (16, 1301104080), (18, 1156536960), (20, 1040883264), (24, 867402720), (27, 771024640), (30, 693922176), (32, 650552040), (36, 578268480), (40, 520441632), (45, 462614784), (48, 433701360), (54, 385512320), (60, 346961088), (64, 325276020), (72, 289134240), (80, 260220816), (90, 231307392), (96, 216850680), (108, 192756160), (120, 173480544), (128, 162638010), (135, 154204928), (144, 144567120), (160, 130110408), (180, 115653696), (192, 108425340), (216, 96378080), (240, 86740272), (256, 81319005), (270, 77102464), (288, 72283560), (320, 65055204), (360, 57826848), (384, 54212670), (432, 48189040), (463, 44962560), (480, 43370136), (540, 38551232), (576, 36141780), (640, 32527602), (720, 28913424), (768, 27106335), (864, 24094520), (926, 22481280), (960, 21685068), (1080, 19275616), (1152, 18070890), (1280, 16263801), (1301, 16001280), (1389, 14987520), (1440, 14456712), (1728, 12047260), (1852, 11240640), (1920, 10842534), (2160, 9637808), (2304, 9035445), (2315, 8992512), (2602, 8000640), (2778, 7493760), (2880, 7228356), (3456, 6023630), (3704, 5620320), (3840, 5421267), (3903, 5333760), (4167, 4995840), (4320, 4818904), (4630, 4496256), (5204, 4000320), (5556, 3746880), (5760, 3614178), (6505, 3200256), (6912, 3011815), (6945, 2997504), (7408, 2810160), (7806, 2666880), (8334, 2497920), (8640, 2409452), (9260, 2248128), (10408, 2000160), (11112, 1873440), (11520, 1807089), (11709, 1777920), (12501, 1665280), (13010, 1600128), (13890, 1498752), (14816, 1405080), (15612, 1333440), (16668, 1248960), (17280, 1204726), (18520, 1124064), (19515, 1066752), (20816, 1000080), (20835, 999168), (22224, 936720), (23418, 888960), (25002, 832640), (26020, 800064), (27780, 749376), (29632, 702540), (31224, 666720), (33336, 624480), (34560, 602363), (35127, 592640), (37040, 562032), (39030, 533376), (41632, 500040), (41670, 499584), (44448, 468360), (46836, 444480), (50004, 416320), (52040, 400032), (55560, 374688), (58545, 355584), (59264, 351270), (62448, 333360), (62505, 333056), (66672, 312240), (70254, 296320), (74080, 281016), (78060, 266688), (83264, 250020), (83340, 249792), (88896, 234180), (93672, 222240), (100008, 208160), (104080, 200016), (111120, 187344), (117090, 177792), (118528, 175635), (124896, 166680), (125010, 166528), (133344, 156120), (140508, 148160)]