225666560

素因数分解:

$2^9\times 5^1\times 7^3\times {\mathrm{257}}^1$

素因数の和:301

約数の個数: 160

約数和(自身を含む): 633441600

約数和(自身を除く): 407775040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 257, 280, 320, 343, 392, 448, 490, 512, 514, 560, 640, 686, 784, 896, 980, 1028, 1120, 1280, 1285, 1372, 1568, 1715, 1792, 1799, 1960, 2056, 2240, 2560, 2570, 2744, 3136, 3430, 3584, 3598, 3920, 4112, 4480, 5140, 5488, 6272, 6860, 7196, 7840, 8224, 8960, 8995, 10280, 10976, 12544, 12593, 13720, 14392, 15680, 16448, 17920, 17990, 20560, 21952, 25088, 25186, 27440, 28784, 31360, 32896, 35980, 41120, 43904, 50372, 54880, 57568, 62720, 62965, 65792, 71960, 82240, 87808, 88151, 100744, 109760, 115136, 125440, 125930, 131584, 143920, 164480, 175616, 176302, 201488, 219520, 230272, 251860, 287840, 328960, 352604, 402976, 439040, 440755, 460544, 503720, 575680, 657920, 705208, 805952, 878080, 881510, 921088, 1007440, 1151360, 1410416, 1611904, 1763020, 2014880, 2302720, 2820832, 3223808, 3526040, 4029760, 4605440, 5641664, 6447616, 7052080, 8059520, 11283328, 14104160, 16119040, 22566656, 28208320, 32238080, 45133312, 56416640, 112833280, 225666560]

約数ペア:

[(1, 225666560), (2, 112833280), (4, 56416640), (5, 45133312), (7, 32238080), (8, 28208320), (10, 22566656), (14, 16119040), (16, 14104160), (20, 11283328), (28, 8059520), (32, 7052080), (35, 6447616), (40, 5641664), (49, 4605440), (56, 4029760), (64, 3526040), (70, 3223808), (80, 2820832), (98, 2302720), (112, 2014880), (128, 1763020), (140, 1611904), (160, 1410416), (196, 1151360), (224, 1007440), (245, 921088), (256, 881510), (257, 878080), (280, 805952), (320, 705208), (343, 657920), (392, 575680), (448, 503720), (490, 460544), (512, 440755), (514, 439040), (560, 402976), (640, 352604), (686, 328960), (784, 287840), (896, 251860), (980, 230272), (1028, 219520), (1120, 201488), (1280, 176302), (1285, 175616), (1372, 164480), (1568, 143920), (1715, 131584), (1792, 125930), (1799, 125440), (1960, 115136), (2056, 109760), (2240, 100744), (2560, 88151), (2570, 87808), (2744, 82240), (3136, 71960), (3430, 65792), (3584, 62965), (3598, 62720), (3920, 57568), (4112, 54880), (4480, 50372), (5140, 43904), (5488, 41120), (6272, 35980), (6860, 32896), (7196, 31360), (7840, 28784), (8224, 27440), (8960, 25186), (8995, 25088), (10280, 21952), (10976, 20560), (12544, 17990), (12593, 17920), (13720, 16448), (14392, 15680)]