478647720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{83}}^2\times {\mathrm{193}}^1$

素因数の和:376

約数の個数: 144

約数和(自身を含む): 1582731540

約数和(自身を除く): 1104083820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 83, 90, 120, 166, 180, 193, 249, 332, 360, 386, 415, 498, 579, 664, 747, 772, 830, 965, 996, 1158, 1245, 1494, 1544, 1660, 1737, 1930, 1992, 2316, 2490, 2895, 2988, 3320, 3474, 3735, 3860, 4632, 4980, 5790, 5976, 6889, 6948, 7470, 7720, 8685, 9960, 11580, 13778, 13896, 14940, 16019, 17370, 20667, 23160, 27556, 29880, 32038, 34445, 34740, 41334, 48057, 55112, 62001, 64076, 68890, 69480, 80095, 82668, 96114, 103335, 124002, 128152, 137780, 144171, 160190, 165336, 192228, 206670, 240285, 248004, 275560, 288342, 310005, 320380, 384456, 413340, 480570, 496008, 576684, 620010, 640760, 720855, 826680, 961140, 1153368, 1240020, 1329577, 1441710, 1922280, 2480040, 2659154, 2883420, 3988731, 5318308, 5766840, 6647885, 7977462, 10636616, 11966193, 13295770, 15954924, 19943655, 23932386, 26591540, 31909848, 39887310, 47864772, 53183080, 59830965, 79774620, 95729544, 119661930, 159549240, 239323860, 478647720]

約数ペア:

[(1, 478647720), (2, 239323860), (3, 159549240), (4, 119661930), (5, 95729544), (6, 79774620), (8, 59830965), (9, 53183080), (10, 47864772), (12, 39887310), (15, 31909848), (18, 26591540), (20, 23932386), (24, 19943655), (30, 15954924), (36, 13295770), (40, 11966193), (45, 10636616), (60, 7977462), (72, 6647885), (83, 5766840), (90, 5318308), (120, 3988731), (166, 2883420), (180, 2659154), (193, 2480040), (249, 1922280), (332, 1441710), (360, 1329577), (386, 1240020), (415, 1153368), (498, 961140), (579, 826680), (664, 720855), (747, 640760), (772, 620010), (830, 576684), (965, 496008), (996, 480570), (1158, 413340), (1245, 384456), (1494, 320380), (1544, 310005), (1660, 288342), (1737, 275560), (1930, 248004), (1992, 240285), (2316, 206670), (2490, 192228), (2895, 165336), (2988, 160190), (3320, 144171), (3474, 137780), (3735, 128152), (3860, 124002), (4632, 103335), (4980, 96114), (5790, 82668), (5976, 80095), (6889, 69480), (6948, 68890), (7470, 64076), (7720, 62001), (8685, 55112), (9960, 48057), (11580, 41334), (13778, 34740), (13896, 34445), (14940, 32038), (16019, 29880), (17370, 27556), (20667, 23160)]