20905311240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:789

約数の個数: 384

約数和(自身を含む): 76351766400

約数和(自身を除く): 55446455160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 55, 60, 66, 72, 82, 88, 90, 99, 110, 120, 123, 132, 164, 165, 180, 198, 205, 220, 246, 264, 328, 330, 331, 360, 369, 389, 396, 410, 440, 451, 492, 495, 615, 660, 662, 738, 778, 792, 820, 902, 984, 990, 993, 1167, 1230, 1320, 1324, 1353, 1476, 1556, 1640, 1655, 1804, 1845, 1945, 1980, 1986, 2255, 2334, 2460, 2648, 2706, 2952, 2979, 3112, 3310, 3501, 3608, 3641, 3690, 3890, 3960, 3972, 4059, 4279, 4510, 4668, 4920, 4965, 5412, 5835, 5958, 6620, 6765, 7002, 7282, 7380, 7780, 7944, 8118, 8558, 9020, 9336, 9930, 10824, 10923, 11670, 11916, 12837, 13240, 13530, 13571, 14004, 14564, 14760, 14895, 15560, 15949, 16236, 17116, 17505, 18040, 18205, 19860, 20295, 21395, 21846, 23340, 23832, 25674, 27060, 27142, 28008, 29128, 29790, 31898, 32472, 32769, 34232, 35010, 36410, 38511, 39720, 40590, 40713, 42790, 43692, 46680, 47847, 51348, 54120, 54284, 54615, 59580, 63796, 64185, 65538, 67855, 70020, 72820, 77022, 79745, 81180, 81426, 85580, 87384, 95694, 102696, 108568, 109230, 119160, 122139, 127592, 128370, 128759, 131076, 135710, 140040, 143541, 145640, 149281, 154044, 159490, 162360, 162852, 163845, 171160, 175439, 191388, 192555, 203565, 218460, 239235, 244278, 256740, 257518, 262152, 271420, 287082, 298562, 308088, 318980, 325704, 327690, 350878, 382776, 385110, 386277, 407130, 436920, 447843, 478470, 488556, 513480, 515036, 526317, 542840, 574164, 597124, 610695, 637960, 643795, 655380, 701756, 717705, 746405, 770220, 772554, 814260, 877195, 895686, 956940, 977112, 1030072, 1052634, 1148328, 1158831, 1194248, 1221390, 1287590, 1310760, 1343529, 1403512, 1416349, 1435410, 1492810, 1540440, 1545108, 1578951, 1628520, 1754390, 1791372, 1913880, 1931385, 2105268, 2239215, 2317662, 2442780, 2575180, 2631585, 2687058, 2832698, 2870820, 2985620, 3090216, 3157902, 3508780, 3582744, 3862770, 4210536, 4249047, 4478430, 4635324, 4885560, 5150360, 5263170, 5279119, 5374116, 5665396, 5741640, 5794155, 5971240, 6315804, 6717645, 7017560, 7081745, 7725540, 7894755, 8498094, 8956860, 9270648, 10526340, 10558238, 10748232, 11330792, 11588310, 12631608, 12747141, 13435290, 14163490, 15451080, 15789510, 15837357, 16996188, 17913720, 21052680, 21116476, 21245235, 23176620, 25494282, 26395595, 26870580, 28326980, 31579020, 31674714, 33992376, 42232952, 42490470, 46353240, 47512071, 50988564, 52791190, 53741160, 56653960, 58070309, 63158040, 63349428, 63735705, 79186785, 84980940, 95024142, 101977128, 105582380, 116140618, 126698856, 127471410, 158373570, 169961880, 174210927, 190048284, 211164760, 232281236, 237560355, 254942820, 290351545, 316747140, 348421854, 380096568, 464562472, 475120710, 509885640, 522632781, 580703090, 633494280, 696843708, 871054635, 950241420, 1045265562, 1161406180, 1393687416, 1742109270, 1900482840, 2090531124, 2322812360, 2613163905, 3484218540, 4181062248, 5226327810, 6968437080, 10452655620, 20905311240]

約数ペア:

[(1, 20905311240), (2, 10452655620), (3, 6968437080), (4, 5226327810), (5, 4181062248), (6, 3484218540), (8, 2613163905), (9, 2322812360), (10, 2090531124), (11, 1900482840), (12, 1742109270), (15, 1393687416), (18, 1161406180), (20, 1045265562), (22, 950241420), (24, 871054635), (30, 696843708), (33, 633494280), (36, 580703090), (40, 522632781), (41, 509885640), (44, 475120710), (45, 464562472), (55, 380096568), (60, 348421854), (66, 316747140), (72, 290351545), (82, 254942820), (88, 237560355), (90, 232281236), (99, 211164760), (110, 190048284), (120, 174210927), (123, 169961880), (132, 158373570), (164, 127471410), (165, 126698856), (180, 116140618), (198, 105582380), (205, 101977128), (220, 95024142), (246, 84980940), (264, 79186785), (328, 63735705), (330, 63349428), (331, 63158040), (360, 58070309), (369, 56653960), (389, 53741160), (396, 52791190), (410, 50988564), (440, 47512071), (451, 46353240), (492, 42490470), (495, 42232952), (615, 33992376), (660, 31674714), (662, 31579020), (738, 28326980), (778, 26870580), (792, 26395595), (820, 25494282), (902, 23176620), (984, 21245235), (990, 21116476), (993, 21052680), (1167, 17913720), (1230, 16996188), (1320, 15837357), (1324, 15789510), (1353, 15451080), (1476, 14163490), (1556, 13435290), (1640, 12747141), (1655, 12631608), (1804, 11588310), (1845, 11330792), (1945, 10748232), (1980, 10558238), (1986, 10526340), (2255, 9270648), (2334, 8956860), (2460, 8498094), (2648, 7894755), (2706, 7725540), (2952, 7081745), (2979, 7017560), (3112, 6717645), (3310, 6315804), (3501, 5971240), (3608, 5794155), (3641, 5741640), (3690, 5665396), (3890, 5374116), (3960, 5279119), (3972, 5263170), (4059, 5150360), (4279, 4885560), (4510, 4635324), (4668, 4478430), (4920, 4249047), (4965, 4210536), (5412, 3862770), (5835, 3582744), (5958, 3508780), (6620, 3157902), (6765, 3090216), (7002, 2985620), (7282, 2870820), (7380, 2832698), (7780, 2687058), (7944, 2631585), (8118, 2575180), (8558, 2442780), (9020, 2317662), (9336, 2239215), (9930, 2105268), (10824, 1931385), (10923, 1913880), (11670, 1791372), (11916, 1754390), (12837, 1628520), (13240, 1578951), (13530, 1545108), (13571, 1540440), (14004, 1492810), (14564, 1435410), (14760, 1416349), (14895, 1403512), (15560, 1343529), (15949, 1310760), (16236, 1287590), (17116, 1221390), (17505, 1194248), (18040, 1158831), (18205, 1148328), (19860, 1052634), (20295, 1030072), (21395, 977112), (21846, 956940), (23340, 895686), (23832, 877195), (25674, 814260), (27060, 772554), (27142, 770220), (28008, 746405), (29128, 717705), (29790, 701756), (31898, 655380), (32472, 643795), (32769, 637960), (34232, 610695), (35010, 597124), (36410, 574164), (38511, 542840), (39720, 526317), (40590, 515036), (40713, 513480), (42790, 488556), (43692, 478470), (46680, 447843), (47847, 436920), (51348, 407130), (54120, 386277), (54284, 385110), (54615, 382776), (59580, 350878), (63796, 327690), (64185, 325704), (65538, 318980), (67855, 308088), (70020, 298562), (72820, 287082), (77022, 271420), (79745, 262152), (81180, 257518), (81426, 256740), (85580, 244278), (87384, 239235), (95694, 218460), (102696, 203565), (108568, 192555), (109230, 191388), (119160, 175439), (122139, 171160), (127592, 163845), (128370, 162852), (128759, 162360), (131076, 159490), (135710, 154044), (140040, 149281), (143541, 145640)]