30913920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{1789}}^1$

素因数の和:1817

約数の個数: 128

約数和(自身を含む): 109548000

約数和(自身を除く): 78634080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1789, 1920, 2160, 2880, 3456, 3578, 4320, 5367, 5760, 7156, 8640, 8945, 10734, 14312, 16101, 17280, 17890, 21468, 26835, 28624, 32202, 35780, 42936, 48303, 53670, 57248, 64404, 71560, 80505, 85872, 96606, 107340, 114496, 128808, 143120, 161010, 171744, 193212, 214680, 228992, 241515, 257616, 286240, 322020, 343488, 386424, 429360, 483030, 515232, 572480, 644040, 686976, 772848, 858720, 966060, 1030464, 1144960, 1288080, 1545696, 1717440, 1932120, 2060928, 2576160, 3091392, 3434880, 3864240, 5152320, 6182784, 7728480, 10304640, 15456960, 30913920]

約数ペア:

[(1, 30913920), (2, 15456960), (3, 10304640), (4, 7728480), (5, 6182784), (6, 5152320), (8, 3864240), (9, 3434880), (10, 3091392), (12, 2576160), (15, 2060928), (16, 1932120), (18, 1717440), (20, 1545696), (24, 1288080), (27, 1144960), (30, 1030464), (32, 966060), (36, 858720), (40, 772848), (45, 686976), (48, 644040), (54, 572480), (60, 515232), (64, 483030), (72, 429360), (80, 386424), (90, 343488), (96, 322020), (108, 286240), (120, 257616), (128, 241515), (135, 228992), (144, 214680), (160, 193212), (180, 171744), (192, 161010), (216, 143120), (240, 128808), (270, 114496), (288, 107340), (320, 96606), (360, 85872), (384, 80505), (432, 71560), (480, 64404), (540, 57248), (576, 53670), (640, 48303), (720, 42936), (864, 35780), (960, 32202), (1080, 28624), (1152, 26835), (1440, 21468), (1728, 17890), (1789, 17280), (1920, 16101), (2160, 14312), (2880, 10734), (3456, 8945), (3578, 8640), (4320, 7156), (5367, 5760)]