20561415840

素因数分解:

$2^5\times 3^6\times 5^1\times 7^1\times {\mathrm{25183}}^1$

素因数の和:25223

約数の個数: 336

約数和(自身を含む): 83238962688

約数和(自身を除く): 62677546848

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, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 243, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 486, 504, 540, 560, 567, 630, 648, 672, 720, 729, 756, 810, 840, 864, 945, 972, 1008, 1080, 1120, 1134, 1215, 1260, 1296, 1440, 1458, 1512, 1620, 1680, 1701, 1890, 1944, 2016, 2160, 2268, 2430, 2520, 2592, 2835, 2916, 3024, 3240, 3360, 3402, 3645, 3780, 3888, 4320, 4536, 4860, 5040, 5103, 5670, 5832, 6048, 6480, 6804, 7290, 7560, 7776, 8505, 9072, 9720, 10080, 10206, 11340, 11664, 12960, 13608, 14580, 15120, 17010, 18144, 19440, 20412, 22680, 23328, 25183, 25515, 27216, 29160, 30240, 34020, 38880, 40824, 45360, 50366, 51030, 54432, 58320, 68040, 75549, 81648, 90720, 100732, 102060, 116640, 125915, 136080, 151098, 163296, 176281, 201464, 204120, 226647, 251830, 272160, 302196, 352562, 377745, 402928, 408240, 453294, 503660, 528843, 604392, 679941, 705124, 755490, 805856, 816480, 881405, 906588, 1007320, 1057686, 1133235, 1208784, 1359882, 1410248, 1510980, 1586529, 1762810, 1813176, 2014640, 2039823, 2115372, 2266470, 2417568, 2644215, 2719764, 2820496, 3021960, 3173058, 3399705, 3525620, 3626352, 4029280, 4079646, 4230744, 4532940, 4759587, 5288430, 5439528, 5640992, 6043920, 6119469, 6346116, 6799410, 7051240, 7252704, 7932645, 8159292, 8461488, 9065880, 9519174, 10199115, 10576860, 10879056, 12087840, 12238938, 12692232, 13598820, 14102480, 14278761, 15865290, 16318584, 16922976, 18131760, 18358407, 19038348, 20398230, 21153720, 21758112, 23797935, 24477876, 25384464, 27197640, 28204960, 28557522, 30597345, 31730580, 32637168, 36263520, 36716814, 38076696, 40796460, 42307440, 42836283, 47595870, 48955752, 50768928, 54395280, 57115044, 61194690, 63461160, 65274336, 71393805, 73433628, 76153392, 81592920, 84614880, 85672566, 91792035, 95191740, 97911504, 108790560, 114230088, 122389380, 126922320, 128508849, 142787610, 146867256, 152306784, 163185840, 171345132, 183584070, 190383480, 195823008, 214181415, 228460176, 244778760, 253844640, 257017698, 285575220, 293734512, 326371680, 342690264, 367168140, 380766960, 428362830, 456920352, 489557520, 514035396, 571150440, 587469024, 642544245, 685380528, 734336280, 761533920, 856725660, 979115040, 1028070792, 1142300880, 1285088490, 1370761056, 1468672560, 1713451320, 2056141584, 2284601760, 2570176980, 2937345120, 3426902640, 4112283168, 5140353960, 6853805280, 10280707920, 20561415840]

約数ペア:

[(1, 20561415840), (2, 10280707920), (3, 6853805280), (4, 5140353960), (5, 4112283168), (6, 3426902640), (7, 2937345120), (8, 2570176980), (9, 2284601760), (10, 2056141584), (12, 1713451320), (14, 1468672560), (15, 1370761056), (16, 1285088490), (18, 1142300880), (20, 1028070792), (21, 979115040), (24, 856725660), (27, 761533920), (28, 734336280), (30, 685380528), (32, 642544245), (35, 587469024), (36, 571150440), (40, 514035396), (42, 489557520), (45, 456920352), (48, 428362830), (54, 380766960), (56, 367168140), (60, 342690264), (63, 326371680), (70, 293734512), (72, 285575220), (80, 257017698), (81, 253844640), (84, 244778760), (90, 228460176), (96, 214181415), (105, 195823008), (108, 190383480), (112, 183584070), (120, 171345132), (126, 163185840), (135, 152306784), (140, 146867256), (144, 142787610), (160, 128508849), (162, 126922320), (168, 122389380), (180, 114230088), (189, 108790560), (210, 97911504), (216, 95191740), (224, 91792035), (240, 85672566), (243, 84614880), (252, 81592920), (270, 76153392), (280, 73433628), (288, 71393805), (315, 65274336), (324, 63461160), (336, 61194690), (360, 57115044), (378, 54395280), (405, 50768928), (420, 48955752), (432, 47595870), (480, 42836283), (486, 42307440), (504, 40796460), (540, 38076696), (560, 36716814), (567, 36263520), (630, 32637168), (648, 31730580), (672, 30597345), (720, 28557522), (729, 28204960), (756, 27197640), (810, 25384464), (840, 24477876), (864, 23797935), (945, 21758112), (972, 21153720), (1008, 20398230), (1080, 19038348), (1120, 18358407), (1134, 18131760), (1215, 16922976), (1260, 16318584), (1296, 15865290), (1440, 14278761), (1458, 14102480), (1512, 13598820), (1620, 12692232), (1680, 12238938), (1701, 12087840), (1890, 10879056), (1944, 10576860), (2016, 10199115), (2160, 9519174), (2268, 9065880), (2430, 8461488), (2520, 8159292), (2592, 7932645), (2835, 7252704), (2916, 7051240), (3024, 6799410), (3240, 6346116), (3360, 6119469), (3402, 6043920), (3645, 5640992), (3780, 5439528), (3888, 5288430), (4320, 4759587), (4536, 4532940), (4860, 4230744), (5040, 4079646), (5103, 4029280), (5670, 3626352), (5832, 3525620), (6048, 3399705), (6480, 3173058), (6804, 3021960), (7290, 2820496), (7560, 2719764), (7776, 2644215), (8505, 2417568), (9072, 2266470), (9720, 2115372), (10080, 2039823), (10206, 2014640), (11340, 1813176), (11664, 1762810), (12960, 1586529), (13608, 1510980), (14580, 1410248), (15120, 1359882), (17010, 1208784), (18144, 1133235), (19440, 1057686), (20412, 1007320), (22680, 906588), (23328, 881405), (25183, 816480), (25515, 805856), (27216, 755490), (29160, 705124), (30240, 679941), (34020, 604392), (38880, 528843), (40824, 503660), (45360, 453294), (50366, 408240), (51030, 402928), (54432, 377745), (58320, 352562), (68040, 302196), (75549, 272160), (81648, 251830), (90720, 226647), (100732, 204120), (102060, 201464), (116640, 176281), (125915, 163296), (136080, 151098)]