160390720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:277

約数の個数: 168

約数和(自身を含む): 455014584

約数和(自身を除く): 294623864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 64, 70, 80, 98, 106, 112, 140, 160, 193, 196, 212, 224, 245, 265, 280, 320, 371, 386, 392, 424, 448, 490, 530, 560, 742, 772, 784, 848, 965, 980, 1060, 1120, 1351, 1484, 1544, 1568, 1696, 1855, 1930, 1960, 2120, 2240, 2597, 2702, 2968, 3088, 3136, 3392, 3710, 3860, 3920, 4240, 5194, 5404, 5936, 6176, 6755, 7420, 7720, 7840, 8480, 9457, 10229, 10388, 10808, 11872, 12352, 12985, 13510, 14840, 15440, 15680, 16960, 18914, 20458, 20776, 21616, 23744, 25970, 27020, 29680, 30880, 37828, 40916, 41552, 43232, 47285, 51145, 51940, 54040, 59360, 61760, 71603, 75656, 81832, 83104, 86464, 94570, 102290, 103880, 108080, 118720, 143206, 151312, 163664, 166208, 189140, 204580, 207760, 216160, 286412, 302624, 327328, 358015, 378280, 409160, 415520, 432320, 501221, 572824, 605248, 654656, 716030, 756560, 818320, 831040, 1002442, 1145648, 1432060, 1513120, 1636640, 2004884, 2291296, 2506105, 2864120, 3026240, 3273280, 4009768, 4582592, 5012210, 5728240, 8019536, 10024420, 11456480, 16039072, 20048840, 22912960, 32078144, 40097680, 80195360, 160390720]

約数ペア:

[(1, 160390720), (2, 80195360), (4, 40097680), (5, 32078144), (7, 22912960), (8, 20048840), (10, 16039072), (14, 11456480), (16, 10024420), (20, 8019536), (28, 5728240), (32, 5012210), (35, 4582592), (40, 4009768), (49, 3273280), (53, 3026240), (56, 2864120), (64, 2506105), (70, 2291296), (80, 2004884), (98, 1636640), (106, 1513120), (112, 1432060), (140, 1145648), (160, 1002442), (193, 831040), (196, 818320), (212, 756560), (224, 716030), (245, 654656), (265, 605248), (280, 572824), (320, 501221), (371, 432320), (386, 415520), (392, 409160), (424, 378280), (448, 358015), (490, 327328), (530, 302624), (560, 286412), (742, 216160), (772, 207760), (784, 204580), (848, 189140), (965, 166208), (980, 163664), (1060, 151312), (1120, 143206), (1351, 118720), (1484, 108080), (1544, 103880), (1568, 102290), (1696, 94570), (1855, 86464), (1930, 83104), (1960, 81832), (2120, 75656), (2240, 71603), (2597, 61760), (2702, 59360), (2968, 54040), (3088, 51940), (3136, 51145), (3392, 47285), (3710, 43232), (3860, 41552), (3920, 40916), (4240, 37828), (5194, 30880), (5404, 29680), (5936, 27020), (6176, 25970), (6755, 23744), (7420, 21616), (7720, 20776), (7840, 20458), (8480, 18914), (9457, 16960), (10229, 15680), (10388, 15440), (10808, 14840), (11872, 13510), (12352, 12985)]