20561111040

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39371}}^1$

素因数の和:39418

約数の個数: 192

約数和(自身を含む): 69650642880

約数和(自身を除く): 49089531840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 512, 544, 640, 680, 768, 816, 960, 1020, 1024, 1088, 1280, 1360, 1536, 1632, 1920, 2040, 2048, 2176, 2560, 2720, 3072, 3264, 3840, 4080, 4352, 5120, 5440, 6144, 6528, 7680, 8160, 8704, 10240, 10880, 13056, 15360, 16320, 17408, 21760, 26112, 30720, 32640, 34816, 39371, 43520, 52224, 65280, 78742, 87040, 104448, 118113, 130560, 157484, 174080, 196855, 236226, 261120, 314968, 393710, 472452, 522240, 590565, 629936, 669307, 787420, 944904, 1181130, 1259872, 1338614, 1574840, 1889808, 2007921, 2362260, 2519744, 2677228, 3149680, 3346535, 3779616, 4015842, 4724520, 5039488, 5354456, 6299360, 6693070, 7559232, 8031684, 9449040, 10039605, 10078976, 10708912, 12598720, 13386140, 15118464, 16063368, 18898080, 20079210, 20157952, 21417824, 25197440, 26772280, 30236928, 32126736, 37796160, 40158420, 40315904, 42835648, 50394880, 53544560, 60473856, 64253472, 75592320, 80316840, 80631808, 85671296, 100789760, 107089120, 120947712, 128506944, 151184640, 160633680, 171342592, 201579520, 214178240, 241895424, 257013888, 302369280, 321267360, 342685184, 403159040, 428356480, 514027776, 604738560, 642534720, 685370368, 856712960, 1028055552, 1209477120, 1285069440, 1370740736, 1713425920, 2056111104, 2570138880, 3426851840, 4112222208, 5140277760, 6853703680, 10280555520, 20561111040]

約数ペア:

[(1, 20561111040), (2, 10280555520), (3, 6853703680), (4, 5140277760), (5, 4112222208), (6, 3426851840), (8, 2570138880), (10, 2056111104), (12, 1713425920), (15, 1370740736), (16, 1285069440), (17, 1209477120), (20, 1028055552), (24, 856712960), (30, 685370368), (32, 642534720), (34, 604738560), (40, 514027776), (48, 428356480), (51, 403159040), (60, 342685184), (64, 321267360), (68, 302369280), (80, 257013888), (85, 241895424), (96, 214178240), (102, 201579520), (120, 171342592), (128, 160633680), (136, 151184640), (160, 128506944), (170, 120947712), (192, 107089120), (204, 100789760), (240, 85671296), (255, 80631808), (256, 80316840), (272, 75592320), (320, 64253472), (340, 60473856), (384, 53544560), (408, 50394880), (480, 42835648), (510, 40315904), (512, 40158420), (544, 37796160), (640, 32126736), (680, 30236928), (768, 26772280), (816, 25197440), (960, 21417824), (1020, 20157952), (1024, 20079210), (1088, 18898080), (1280, 16063368), (1360, 15118464), (1536, 13386140), (1632, 12598720), (1920, 10708912), (2040, 10078976), (2048, 10039605), (2176, 9449040), (2560, 8031684), (2720, 7559232), (3072, 6693070), (3264, 6299360), (3840, 5354456), (4080, 5039488), (4352, 4724520), (5120, 4015842), (5440, 3779616), (6144, 3346535), (6528, 3149680), (7680, 2677228), (8160, 2519744), (8704, 2362260), (10240, 2007921), (10880, 1889808), (13056, 1574840), (15360, 1338614), (16320, 1259872), (17408, 1181130), (21760, 944904), (26112, 787420), (30720, 669307), (32640, 629936), (34816, 590565), (39371, 522240), (43520, 472452), (52224, 393710), (65280, 314968), (78742, 261120), (87040, 236226), (104448, 196855), (118113, 174080), (130560, 157484)]