305439360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1$

素因数の和:898

約数の個数: 128

約数和(自身を含む): 978955200

約数和(自身を除く): 673515840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 257, 320, 384, 480, 514, 619, 640, 771, 960, 1028, 1238, 1285, 1542, 1857, 1920, 2056, 2476, 2570, 3084, 3095, 3714, 3855, 4112, 4952, 5140, 6168, 6190, 7428, 7710, 8224, 9285, 9904, 10280, 12336, 12380, 14856, 15420, 16448, 18570, 19808, 20560, 24672, 24760, 29712, 30840, 32896, 37140, 39616, 41120, 49344, 49520, 59424, 61680, 74280, 79232, 82240, 98688, 99040, 118848, 123360, 148560, 159083, 164480, 198080, 237696, 246720, 297120, 318166, 396160, 477249, 493440, 594240, 636332, 795415, 954498, 1188480, 1272664, 1590830, 1908996, 2386245, 2545328, 3181660, 3817992, 4772490, 5090656, 6363320, 7635984, 9544980, 10181312, 12726640, 15271968, 19089960, 20362624, 25453280, 30543936, 38179920, 50906560, 61087872, 76359840, 101813120, 152719680, 305439360]

約数ペア:

[(1, 305439360), (2, 152719680), (3, 101813120), (4, 76359840), (5, 61087872), (6, 50906560), (8, 38179920), (10, 30543936), (12, 25453280), (15, 20362624), (16, 19089960), (20, 15271968), (24, 12726640), (30, 10181312), (32, 9544980), (40, 7635984), (48, 6363320), (60, 5090656), (64, 4772490), (80, 3817992), (96, 3181660), (120, 2545328), (128, 2386245), (160, 1908996), (192, 1590830), (240, 1272664), (257, 1188480), (320, 954498), (384, 795415), (480, 636332), (514, 594240), (619, 493440), (640, 477249), (771, 396160), (960, 318166), (1028, 297120), (1238, 246720), (1285, 237696), (1542, 198080), (1857, 164480), (1920, 159083), (2056, 148560), (2476, 123360), (2570, 118848), (3084, 99040), (3095, 98688), (3714, 82240), (3855, 79232), (4112, 74280), (4952, 61680), (5140, 59424), (6168, 49520), (6190, 49344), (7428, 41120), (7710, 39616), (8224, 37140), (9285, 32896), (9904, 30840), (10280, 29712), (12336, 24760), (12380, 24672), (14856, 20560), (15420, 19808), (16448, 18570)]