18659440640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1367}}^1$

素因数の和:1468

約数の個数: 192

約数和(自身を含む): 47325358080

約数和(自身を除く): 28665917440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 128, 155, 160, 172, 215, 248, 256, 310, 320, 344, 430, 496, 512, 620, 640, 688, 860, 992, 1024, 1240, 1280, 1333, 1367, 1376, 1720, 1984, 2048, 2480, 2560, 2666, 2734, 2752, 3440, 3968, 4960, 5120, 5332, 5468, 5504, 6665, 6835, 6880, 7936, 9920, 10240, 10664, 10936, 11008, 13330, 13670, 13760, 15872, 19840, 21328, 21872, 22016, 26660, 27340, 27520, 31744, 39680, 42377, 42656, 43744, 44032, 53320, 54680, 55040, 58781, 63488, 79360, 84754, 85312, 87488, 88064, 106640, 109360, 110080, 117562, 158720, 169508, 170624, 174976, 211885, 213280, 218720, 220160, 235124, 293905, 317440, 339016, 341248, 349952, 423770, 426560, 437440, 440320, 470248, 587810, 678032, 682496, 699904, 847540, 853120, 874880, 940496, 1175620, 1356064, 1364992, 1399808, 1695080, 1706240, 1749760, 1822211, 1880992, 2351240, 2712128, 2729984, 2799616, 3390160, 3412480, 3499520, 3644422, 3761984, 4702480, 5424256, 6780320, 6824960, 6999040, 7288844, 7523968, 9111055, 9404960, 10848512, 13560640, 13649920, 13998080, 14577688, 15047936, 18222110, 18809920, 21697024, 27121280, 29155376, 30095872, 36444220, 37619840, 43394048, 54242560, 58310752, 60191744, 72888440, 75239680, 86788096, 108485120, 116621504, 120383488, 145776880, 150479360, 216970240, 233243008, 291553760, 300958720, 433940480, 466486016, 583107520, 601917440, 932972032, 1166215040, 1865944064, 2332430080, 3731888128, 4664860160, 9329720320, 18659440640]

約数ペア:

[(1, 18659440640), (2, 9329720320), (4, 4664860160), (5, 3731888128), (8, 2332430080), (10, 1865944064), (16, 1166215040), (20, 932972032), (31, 601917440), (32, 583107520), (40, 466486016), (43, 433940480), (62, 300958720), (64, 291553760), (80, 233243008), (86, 216970240), (124, 150479360), (128, 145776880), (155, 120383488), (160, 116621504), (172, 108485120), (215, 86788096), (248, 75239680), (256, 72888440), (310, 60191744), (320, 58310752), (344, 54242560), (430, 43394048), (496, 37619840), (512, 36444220), (620, 30095872), (640, 29155376), (688, 27121280), (860, 21697024), (992, 18809920), (1024, 18222110), (1240, 15047936), (1280, 14577688), (1333, 13998080), (1367, 13649920), (1376, 13560640), (1720, 10848512), (1984, 9404960), (2048, 9111055), (2480, 7523968), (2560, 7288844), (2666, 6999040), (2734, 6824960), (2752, 6780320), (3440, 5424256), (3968, 4702480), (4960, 3761984), (5120, 3644422), (5332, 3499520), (5468, 3412480), (5504, 3390160), (6665, 2799616), (6835, 2729984), (6880, 2712128), (7936, 2351240), (9920, 1880992), (10240, 1822211), (10664, 1749760), (10936, 1706240), (11008, 1695080), (13330, 1399808), (13670, 1364992), (13760, 1356064), (15872, 1175620), (19840, 940496), (21328, 874880), (21872, 853120), (22016, 847540), (26660, 699904), (27340, 682496), (27520, 678032), (31744, 587810), (39680, 470248), (42377, 440320), (42656, 437440), (43744, 426560), (44032, 423770), (53320, 349952), (54680, 341248), (55040, 339016), (58781, 317440), (63488, 293905), (79360, 235124), (84754, 220160), (85312, 218720), (87488, 213280), (88064, 211885), (106640, 174976), (109360, 170624), (110080, 169508), (117562, 158720)]