319137840

素因数分解:

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

素因数の和:21136

約数の個数: 160

約数和(自身を含む): 1256348160

約数和(自身を除く): 937210320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 21107, 42214, 63321, 84428, 105535, 126642, 147749, 168856, 189963, 211070, 253284, 295498, 316605, 337712, 379926, 422140, 443247, 506568, 569889, 590996, 633210, 738745, 759852, 844280, 886494, 949815, 1013136, 1139778, 1181992, 1266420, 1329741, 1477490, 1519704, 1688560, 1772988, 1899630, 2216235, 2279556, 2363984, 2532840, 2659482, 2849445, 2954980, 3039408, 3545976, 3799260, 3989223, 4432470, 4559112, 5065680, 5318964, 5698890, 5909960, 6648705, 7091952, 7598520, 7978446, 8864940, 9118224, 10637928, 11397780, 11819920, 13297410, 15197040, 15956892, 17729880, 19946115, 21275856, 22795560, 26594820, 31913784, 35459760, 39892230, 45591120, 53189640, 63827568, 79784460, 106379280, 159568920, 319137840]

約数ペア:

[(1, 319137840), (2, 159568920), (3, 106379280), (4, 79784460), (5, 63827568), (6, 53189640), (7, 45591120), (8, 39892230), (9, 35459760), (10, 31913784), (12, 26594820), (14, 22795560), (15, 21275856), (16, 19946115), (18, 17729880), (20, 15956892), (21, 15197040), (24, 13297410), (27, 11819920), (28, 11397780), (30, 10637928), (35, 9118224), (36, 8864940), (40, 7978446), (42, 7598520), (45, 7091952), (48, 6648705), (54, 5909960), (56, 5698890), (60, 5318964), (63, 5065680), (70, 4559112), (72, 4432470), (80, 3989223), (84, 3799260), (90, 3545976), (105, 3039408), (108, 2954980), (112, 2849445), (120, 2659482), (126, 2532840), (135, 2363984), (140, 2279556), (144, 2216235), (168, 1899630), (180, 1772988), (189, 1688560), (210, 1519704), (216, 1477490), (240, 1329741), (252, 1266420), (270, 1181992), (280, 1139778), (315, 1013136), (336, 949815), (360, 886494), (378, 844280), (420, 759852), (432, 738745), (504, 633210), (540, 590996), (560, 569889), (630, 506568), (720, 443247), (756, 422140), (840, 379926), (945, 337712), (1008, 316605), (1080, 295498), (1260, 253284), (1512, 211070), (1680, 189963), (1890, 168856), (2160, 147749), (2520, 126642), (3024, 105535), (3780, 84428), (5040, 63321), (7560, 42214), (15120, 21107)]