770890240

素因数分解:

$2^9\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:262

約数の個数: 160

約数和(自身を含む): 1944518400

約数和(自身を除く): 1173628160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 47, 64, 80, 86, 94, 128, 149, 160, 172, 188, 215, 235, 256, 298, 320, 344, 376, 430, 470, 512, 596, 640, 688, 745, 752, 860, 940, 1192, 1280, 1376, 1490, 1504, 1720, 1880, 2021, 2384, 2560, 2752, 2980, 3008, 3440, 3760, 4042, 4768, 5504, 5960, 6016, 6407, 6880, 7003, 7520, 8084, 9536, 10105, 11008, 11920, 12032, 12814, 13760, 14006, 15040, 16168, 19072, 20210, 22016, 23840, 24064, 25628, 27520, 28012, 30080, 32035, 32336, 35015, 38144, 40420, 47680, 51256, 55040, 56024, 60160, 64070, 64672, 70030, 76288, 80840, 95360, 102512, 110080, 112048, 120320, 128140, 129344, 140060, 161680, 190720, 205024, 224096, 256280, 258688, 280120, 301129, 323360, 381440, 410048, 448192, 512560, 517376, 560240, 602258, 646720, 820096, 896384, 1025120, 1034752, 1120480, 1204516, 1293440, 1505645, 1640192, 1792768, 2050240, 2240960, 2409032, 2586880, 3011290, 3280384, 3585536, 4100480, 4481920, 4818064, 5173760, 6022580, 8200960, 8963840, 9636128, 12045160, 16401920, 17927680, 19272256, 24090320, 38544512, 48180640, 77089024, 96361280, 154178048, 192722560, 385445120, 770890240]

約数ペア:

[(1, 770890240), (2, 385445120), (4, 192722560), (5, 154178048), (8, 96361280), (10, 77089024), (16, 48180640), (20, 38544512), (32, 24090320), (40, 19272256), (43, 17927680), (47, 16401920), (64, 12045160), (80, 9636128), (86, 8963840), (94, 8200960), (128, 6022580), (149, 5173760), (160, 4818064), (172, 4481920), (188, 4100480), (215, 3585536), (235, 3280384), (256, 3011290), (298, 2586880), (320, 2409032), (344, 2240960), (376, 2050240), (430, 1792768), (470, 1640192), (512, 1505645), (596, 1293440), (640, 1204516), (688, 1120480), (745, 1034752), (752, 1025120), (860, 896384), (940, 820096), (1192, 646720), (1280, 602258), (1376, 560240), (1490, 517376), (1504, 512560), (1720, 448192), (1880, 410048), (2021, 381440), (2384, 323360), (2560, 301129), (2752, 280120), (2980, 258688), (3008, 256280), (3440, 224096), (3760, 205024), (4042, 190720), (4768, 161680), (5504, 140060), (5960, 129344), (6016, 128140), (6407, 120320), (6880, 112048), (7003, 110080), (7520, 102512), (8084, 95360), (9536, 80840), (10105, 76288), (11008, 70030), (11920, 64672), (12032, 64070), (12814, 60160), (13760, 56024), (14006, 55040), (15040, 51256), (16168, 47680), (19072, 40420), (20210, 38144), (22016, 35015), (23840, 32336), (24064, 32035), (25628, 30080), (27520, 28012)]