1666608720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21107}}^1$

素因数の和:21177

約数の個数: 160

約数和(自身を含む): 6030471168

約数和(自身を除く): 4363862448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 105, 112, 120, 140, 141, 168, 188, 210, 235, 240, 280, 282, 329, 336, 376, 420, 470, 560, 564, 658, 705, 752, 840, 940, 987, 1128, 1316, 1410, 1645, 1680, 1880, 1974, 2256, 2632, 2820, 3290, 3760, 3948, 4935, 5264, 5640, 6580, 7896, 9870, 11280, 13160, 15792, 19740, 21107, 26320, 39480, 42214, 63321, 78960, 84428, 105535, 126642, 147749, 168856, 211070, 253284, 295498, 316605, 337712, 422140, 443247, 506568, 590996, 633210, 738745, 844280, 886494, 992029, 1013136, 1181992, 1266420, 1477490, 1688560, 1772988, 1984058, 2216235, 2363984, 2532840, 2954980, 2976087, 3545976, 3968116, 4432470, 4960145, 5065680, 5909960, 5952174, 6944203, 7091952, 7936232, 8864940, 9920290, 11819920, 11904348, 13888406, 14880435, 15872464, 17729880, 19840580, 20832609, 23808696, 27776812, 29760870, 34721015, 35459760, 39681160, 41665218, 47617392, 55553624, 59521740, 69442030, 79362320, 83330436, 104163045, 111107248, 119043480, 138884060, 166660872, 208326090, 238086960, 277768120, 333321744, 416652180, 555536240, 833304360, 1666608720]

約数ペア:

[(1, 1666608720), (2, 833304360), (3, 555536240), (4, 416652180), (5, 333321744), (6, 277768120), (7, 238086960), (8, 208326090), (10, 166660872), (12, 138884060), (14, 119043480), (15, 111107248), (16, 104163045), (20, 83330436), (21, 79362320), (24, 69442030), (28, 59521740), (30, 55553624), (35, 47617392), (40, 41665218), (42, 39681160), (47, 35459760), (48, 34721015), (56, 29760870), (60, 27776812), (70, 23808696), (80, 20832609), (84, 19840580), (94, 17729880), (105, 15872464), (112, 14880435), (120, 13888406), (140, 11904348), (141, 11819920), (168, 9920290), (188, 8864940), (210, 7936232), (235, 7091952), (240, 6944203), (280, 5952174), (282, 5909960), (329, 5065680), (336, 4960145), (376, 4432470), (420, 3968116), (470, 3545976), (560, 2976087), (564, 2954980), (658, 2532840), (705, 2363984), (752, 2216235), (840, 1984058), (940, 1772988), (987, 1688560), (1128, 1477490), (1316, 1266420), (1410, 1181992), (1645, 1013136), (1680, 992029), (1880, 886494), (1974, 844280), (2256, 738745), (2632, 633210), (2820, 590996), (3290, 506568), (3760, 443247), (3948, 422140), (4935, 337712), (5264, 316605), (5640, 295498), (6580, 253284), (7896, 211070), (9870, 168856), (11280, 147749), (13160, 126642), (15792, 105535), (19740, 84428), (21107, 78960), (26320, 63321), (39480, 42214)]