20532080640

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2551}}^1$

素因数の和:2714

約数の個数: 208

約数和(自身を含む): 66222072576

約数和(自身を除く): 45689991936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 131, 160, 192, 240, 256, 262, 320, 384, 393, 480, 512, 524, 640, 655, 768, 786, 960, 1024, 1048, 1280, 1310, 1536, 1572, 1920, 1965, 2048, 2096, 2551, 2560, 2620, 3072, 3144, 3840, 3930, 4096, 4192, 5102, 5120, 5240, 6144, 6288, 7653, 7680, 7860, 8384, 10204, 10240, 10480, 12288, 12576, 12755, 15306, 15360, 15720, 16768, 20408, 20480, 20960, 25152, 25510, 30612, 30720, 31440, 33536, 38265, 40816, 41920, 50304, 51020, 61224, 61440, 62880, 67072, 76530, 81632, 83840, 100608, 102040, 122448, 125760, 134144, 153060, 163264, 167680, 201216, 204080, 244896, 251520, 268288, 306120, 326528, 334181, 335360, 402432, 408160, 489792, 503040, 536576, 612240, 653056, 668362, 670720, 804864, 816320, 979584, 1002543, 1006080, 1224480, 1306112, 1336724, 1341440, 1609728, 1632640, 1670905, 1959168, 2005086, 2012160, 2448960, 2612224, 2673448, 2682880, 3265280, 3341810, 3918336, 4010172, 4024320, 4897920, 5012715, 5224448, 5346896, 6530560, 6683620, 7836672, 8020344, 8048640, 9795840, 10025430, 10448896, 10693792, 13061120, 13367240, 15673344, 16040688, 19591680, 20050860, 21387584, 26122240, 26734480, 31346688, 32081376, 39183360, 40101720, 42775168, 52244480, 53468960, 64162752, 78366720, 80203440, 85550336, 106937920, 128325504, 156733440, 160406880, 171100672, 213875840, 256651008, 320813760, 342201344, 427751680, 513302016, 641627520, 684402688, 855503360, 1026604032, 1283255040, 1368805376, 1711006720, 2053208064, 2566510080, 3422013440, 4106416128, 5133020160, 6844026880, 10266040320, 20532080640]

約数ペア:

[(1, 20532080640), (2, 10266040320), (3, 6844026880), (4, 5133020160), (5, 4106416128), (6, 3422013440), (8, 2566510080), (10, 2053208064), (12, 1711006720), (15, 1368805376), (16, 1283255040), (20, 1026604032), (24, 855503360), (30, 684402688), (32, 641627520), (40, 513302016), (48, 427751680), (60, 342201344), (64, 320813760), (80, 256651008), (96, 213875840), (120, 171100672), (128, 160406880), (131, 156733440), (160, 128325504), (192, 106937920), (240, 85550336), (256, 80203440), (262, 78366720), (320, 64162752), (384, 53468960), (393, 52244480), (480, 42775168), (512, 40101720), (524, 39183360), (640, 32081376), (655, 31346688), (768, 26734480), (786, 26122240), (960, 21387584), (1024, 20050860), (1048, 19591680), (1280, 16040688), (1310, 15673344), (1536, 13367240), (1572, 13061120), (1920, 10693792), (1965, 10448896), (2048, 10025430), (2096, 9795840), (2551, 8048640), (2560, 8020344), (2620, 7836672), (3072, 6683620), (3144, 6530560), (3840, 5346896), (3930, 5224448), (4096, 5012715), (4192, 4897920), (5102, 4024320), (5120, 4010172), (5240, 3918336), (6144, 3341810), (6288, 3265280), (7653, 2682880), (7680, 2673448), (7860, 2612224), (8384, 2448960), (10204, 2012160), (10240, 2005086), (10480, 1959168), (12288, 1670905), (12576, 1632640), (12755, 1609728), (15306, 1341440), (15360, 1336724), (15720, 1306112), (16768, 1224480), (20408, 1006080), (20480, 1002543), (20960, 979584), (25152, 816320), (25510, 804864), (30612, 670720), (30720, 668362), (31440, 653056), (33536, 612240), (38265, 536576), (40816, 503040), (41920, 489792), (50304, 408160), (51020, 402432), (61224, 335360), (61440, 334181), (62880, 326528), (67072, 306120), (76530, 268288), (81632, 251520), (83840, 244896), (100608, 204080), (102040, 201216), (122448, 167680), (125760, 163264), (134144, 153060)]