128199680

素因数分解:

$2^{10}\times 5^1\times 7^3\times {\mathrm{73}}^1$

素因数の和:119

約数の個数: 176

約数和(自身を含む): 363547200

約数和(自身を除く): 235347520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 73, 80, 98, 112, 128, 140, 146, 160, 196, 224, 245, 256, 280, 292, 320, 343, 365, 392, 448, 490, 511, 512, 560, 584, 640, 686, 730, 784, 896, 980, 1022, 1024, 1120, 1168, 1280, 1372, 1460, 1568, 1715, 1792, 1960, 2044, 2240, 2336, 2555, 2560, 2744, 2920, 3136, 3430, 3577, 3584, 3920, 4088, 4480, 4672, 5110, 5120, 5488, 5840, 6272, 6860, 7154, 7168, 7840, 8176, 8960, 9344, 10220, 10976, 11680, 12544, 13720, 14308, 15680, 16352, 17885, 17920, 18688, 20440, 21952, 23360, 25039, 25088, 27440, 28616, 31360, 32704, 35770, 35840, 37376, 40880, 43904, 46720, 50078, 50176, 54880, 57232, 62720, 65408, 71540, 74752, 81760, 87808, 93440, 100156, 109760, 114464, 125195, 125440, 130816, 143080, 163520, 175616, 186880, 200312, 219520, 228928, 250390, 250880, 261632, 286160, 327040, 351232, 373760, 400624, 439040, 457856, 500780, 523264, 572320, 654080, 801248, 878080, 915712, 1001560, 1144640, 1308160, 1602496, 1756160, 1831424, 2003120, 2289280, 2616320, 3204992, 3662848, 4006240, 4578560, 6409984, 8012480, 9157120, 12819968, 16024960, 18314240, 25639936, 32049920, 64099840, 128199680]

約数ペア:

[(1, 128199680), (2, 64099840), (4, 32049920), (5, 25639936), (7, 18314240), (8, 16024960), (10, 12819968), (14, 9157120), (16, 8012480), (20, 6409984), (28, 4578560), (32, 4006240), (35, 3662848), (40, 3204992), (49, 2616320), (56, 2289280), (64, 2003120), (70, 1831424), (73, 1756160), (80, 1602496), (98, 1308160), (112, 1144640), (128, 1001560), (140, 915712), (146, 878080), (160, 801248), (196, 654080), (224, 572320), (245, 523264), (256, 500780), (280, 457856), (292, 439040), (320, 400624), (343, 373760), (365, 351232), (392, 327040), (448, 286160), (490, 261632), (511, 250880), (512, 250390), (560, 228928), (584, 219520), (640, 200312), (686, 186880), (730, 175616), (784, 163520), (896, 143080), (980, 130816), (1022, 125440), (1024, 125195), (1120, 114464), (1168, 109760), (1280, 100156), (1372, 93440), (1460, 87808), (1568, 81760), (1715, 74752), (1792, 71540), (1960, 65408), (2044, 62720), (2240, 57232), (2336, 54880), (2555, 50176), (2560, 50078), (2744, 46720), (2920, 43904), (3136, 40880), (3430, 37376), (3577, 35840), (3584, 35770), (3920, 32704), (4088, 31360), (4480, 28616), (4672, 27440), (5110, 25088), (5120, 25039), (5488, 23360), (5840, 21952), (6272, 20440), (6860, 18688), (7154, 17920), (7168, 17885), (7840, 16352), (8176, 15680), (8960, 14308), (9344, 13720), (10220, 12544), (10976, 11680)]