174027520

素因数分解:

$2^8\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1721}}^1$

素因数の和:1821

約数の個数: 72

約数和(自身を含む): 422372160

約数和(自身を除く): 248344640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 632, 640, 790, 1264, 1280, 1580, 1721, 2528, 3160, 3442, 5056, 6320, 6884, 8605, 10112, 12640, 13768, 17210, 20224, 25280, 27536, 34420, 50560, 55072, 68840, 101120, 110144, 135959, 137680, 220288, 271918, 275360, 440576, 543836, 550720, 679795, 1087672, 1101440, 1359590, 2175344, 2202880, 2719180, 4350688, 5438360, 8701376, 10876720, 17402752, 21753440, 34805504, 43506880, 87013760, 174027520]

約数ペア:

[(1, 174027520), (2, 87013760), (4, 43506880), (5, 34805504), (8, 21753440), (10, 17402752), (16, 10876720), (20, 8701376), (32, 5438360), (40, 4350688), (64, 2719180), (79, 2202880), (80, 2175344), (128, 1359590), (158, 1101440), (160, 1087672), (256, 679795), (316, 550720), (320, 543836), (395, 440576), (632, 275360), (640, 271918), (790, 220288), (1264, 137680), (1280, 135959), (1580, 110144), (1721, 101120), (2528, 68840), (3160, 55072), (3442, 50560), (5056, 34420), (6320, 27536), (6884, 25280), (8605, 20224), (10112, 17210), (12640, 13768)]