161539280

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{29}}^2$

素因数の和:99

約数の個数: 150

約数和(自身を含む): 453778806

約数和(自身を除く): 292239526

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 196, 203, 232, 245, 280, 290, 343, 392, 406, 464, 490, 560, 580, 686, 784, 812, 841, 980, 1015, 1160, 1372, 1421, 1624, 1682, 1715, 1960, 2030, 2320, 2401, 2744, 2842, 3248, 3364, 3430, 3920, 4060, 4205, 4802, 5488, 5684, 5887, 6728, 6860, 7105, 8120, 8410, 9604, 9947, 11368, 11774, 12005, 13456, 13720, 14210, 16240, 16820, 19208, 19894, 22736, 23548, 24010, 27440, 28420, 29435, 33640, 38416, 39788, 41209, 47096, 48020, 49735, 56840, 58870, 67280, 69629, 79576, 82418, 94192, 96040, 99470, 113680, 117740, 139258, 159152, 164836, 192080, 198940, 206045, 235480, 278516, 288463, 329672, 348145, 397880, 412090, 470960, 557032, 576926, 659344, 696290, 795760, 824180, 1114064, 1153852, 1392580, 1442315, 1648360, 2019241, 2307704, 2785160, 2884630, 3296720, 4038482, 4615408, 5570320, 5769260, 8076964, 10096205, 11538520, 16153928, 20192410, 23077040, 32307856, 40384820, 80769640, 161539280]

約数ペア:

[(1, 161539280), (2, 80769640), (4, 40384820), (5, 32307856), (7, 23077040), (8, 20192410), (10, 16153928), (14, 11538520), (16, 10096205), (20, 8076964), (28, 5769260), (29, 5570320), (35, 4615408), (40, 4038482), (49, 3296720), (56, 2884630), (58, 2785160), (70, 2307704), (80, 2019241), (98, 1648360), (112, 1442315), (116, 1392580), (140, 1153852), (145, 1114064), (196, 824180), (203, 795760), (232, 696290), (245, 659344), (280, 576926), (290, 557032), (343, 470960), (392, 412090), (406, 397880), (464, 348145), (490, 329672), (560, 288463), (580, 278516), (686, 235480), (784, 206045), (812, 198940), (841, 192080), (980, 164836), (1015, 159152), (1160, 139258), (1372, 117740), (1421, 113680), (1624, 99470), (1682, 96040), (1715, 94192), (1960, 82418), (2030, 79576), (2320, 69629), (2401, 67280), (2744, 58870), (2842, 56840), (3248, 49735), (3364, 48020), (3430, 47096), (3920, 41209), (4060, 39788), (4205, 38416), (4802, 33640), (5488, 29435), (5684, 28420), (5887, 27440), (6728, 24010), (6860, 23548), (7105, 22736), (8120, 19894), (8410, 19208), (9604, 16820), (9947, 16240), (11368, 14210), (11774, 13720), (12005, 13456)]