20546075520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{977}}^1\times {\mathrm{1217}}^1$

素因数の和:2222

約数の個数: 256

約数和(自身を含む): 72901684800

約数和(自身を除く): 52355609280

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, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 977, 1080, 1152, 1217, 1440, 1728, 1920, 1954, 2160, 2434, 2880, 2931, 3456, 3651, 3908, 4320, 4868, 4885, 5760, 5862, 6085, 7302, 7816, 8640, 8793, 9736, 9770, 10953, 11724, 12170, 14604, 14655, 15632, 17280, 17586, 18255, 19472, 19540, 21906, 23448, 24340, 26379, 29208, 29310, 31264, 32859, 35172, 36510, 38944, 39080, 43812, 43965, 46896, 48680, 52758, 54765, 58416, 58620, 62528, 65718, 70344, 73020, 77888, 78160, 87624, 87930, 93792, 97360, 105516, 109530, 116832, 117240, 125056, 131436, 131895, 140688, 146040, 155776, 156320, 164295, 175248, 175860, 187584, 194720, 211032, 219060, 233664, 234480, 262872, 263790, 281376, 292080, 312640, 328590, 350496, 351720, 375168, 389440, 422064, 438120, 467328, 468960, 525744, 527580, 562752, 584160, 625280, 657180, 700992, 703440, 778880, 844128, 876240, 937920, 1051488, 1055160, 1125504, 1168320, 1189009, 1314360, 1401984, 1406880, 1688256, 1752480, 1875840, 2102976, 2110320, 2336640, 2378018, 2628720, 2813760, 3376512, 3504960, 3567027, 4205952, 4220640, 4756036, 5257440, 5627520, 5945045, 7009920, 7134054, 8441280, 9512072, 10514880, 10701081, 11890090, 14268108, 16882560, 17835135, 19024144, 21029760, 21402162, 23780180, 28536216, 32103243, 35670270, 38048288, 42804324, 47560360, 53505405, 57072432, 64206486, 71340540, 76096576, 85608648, 95120720, 107010810, 114144864, 128412972, 142681080, 152193152, 160516215, 171217296, 190241440, 214021620, 228289728, 256825944, 285362160, 321032430, 342434592, 380482880, 428043240, 456579456, 513651888, 570724320, 642064860, 684869184, 760965760, 856086480, 1027303776, 1141448640, 1284129720, 1369738368, 1712172960, 2054607552, 2282897280, 2568259440, 3424345920, 4109215104, 5136518880, 6848691840, 10273037760, 20546075520]

約数ペア:

[(1, 20546075520), (2, 10273037760), (3, 6848691840), (4, 5136518880), (5, 4109215104), (6, 3424345920), (8, 2568259440), (9, 2282897280), (10, 2054607552), (12, 1712172960), (15, 1369738368), (16, 1284129720), (18, 1141448640), (20, 1027303776), (24, 856086480), (27, 760965760), (30, 684869184), (32, 642064860), (36, 570724320), (40, 513651888), (45, 456579456), (48, 428043240), (54, 380482880), (60, 342434592), (64, 321032430), (72, 285362160), (80, 256825944), (90, 228289728), (96, 214021620), (108, 190241440), (120, 171217296), (128, 160516215), (135, 152193152), (144, 142681080), (160, 128412972), (180, 114144864), (192, 107010810), (216, 95120720), (240, 85608648), (270, 76096576), (288, 71340540), (320, 64206486), (360, 57072432), (384, 53505405), (432, 47560360), (480, 42804324), (540, 38048288), (576, 35670270), (640, 32103243), (720, 28536216), (864, 23780180), (960, 21402162), (977, 21029760), (1080, 19024144), (1152, 17835135), (1217, 16882560), (1440, 14268108), (1728, 11890090), (1920, 10701081), (1954, 10514880), (2160, 9512072), (2434, 8441280), (2880, 7134054), (2931, 7009920), (3456, 5945045), (3651, 5627520), (3908, 5257440), (4320, 4756036), (4868, 4220640), (4885, 4205952), (5760, 3567027), (5862, 3504960), (6085, 3376512), (7302, 2813760), (7816, 2628720), (8640, 2378018), (8793, 2336640), (9736, 2110320), (9770, 2102976), (10953, 1875840), (11724, 1752480), (12170, 1688256), (14604, 1406880), (14655, 1401984), (15632, 1314360), (17280, 1189009), (17586, 1168320), (18255, 1125504), (19472, 1055160), (19540, 1051488), (21906, 937920), (23448, 876240), (24340, 844128), (26379, 778880), (29208, 703440), (29310, 700992), (31264, 657180), (32859, 625280), (35172, 584160), (36510, 562752), (38944, 527580), (39080, 525744), (43812, 468960), (43965, 467328), (46896, 438120), (48680, 422064), (52758, 389440), (54765, 375168), (58416, 351720), (58620, 350496), (62528, 328590), (65718, 312640), (70344, 292080), (73020, 281376), (77888, 263790), (78160, 262872), (87624, 234480), (87930, 233664), (93792, 219060), (97360, 211032), (105516, 194720), (109530, 187584), (116832, 175860), (117240, 175248), (125056, 164295), (131436, 156320), (131895, 155776), (140688, 146040)]