171643280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1033}}^1$

素因数の和:1144

約数の個数: 80

約数和(自身を含む): 418497024

約数和(自身を除く): 246853744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 124, 134, 155, 248, 268, 310, 335, 496, 536, 620, 670, 1033, 1072, 1240, 1340, 2066, 2077, 2480, 2680, 4132, 4154, 5165, 5360, 8264, 8308, 10330, 10385, 16528, 16616, 20660, 20770, 32023, 33232, 41320, 41540, 64046, 69211, 82640, 83080, 128092, 138422, 160115, 166160, 256184, 276844, 320230, 346055, 512368, 553688, 640460, 692110, 1107376, 1280920, 1384220, 2145541, 2561840, 2768440, 4291082, 5536880, 8582164, 10727705, 17164328, 21455410, 34328656, 42910820, 85821640, 171643280]

約数ペア:

[(1, 171643280), (2, 85821640), (4, 42910820), (5, 34328656), (8, 21455410), (10, 17164328), (16, 10727705), (20, 8582164), (31, 5536880), (40, 4291082), (62, 2768440), (67, 2561840), (80, 2145541), (124, 1384220), (134, 1280920), (155, 1107376), (248, 692110), (268, 640460), (310, 553688), (335, 512368), (496, 346055), (536, 320230), (620, 276844), (670, 256184), (1033, 166160), (1072, 160115), (1240, 138422), (1340, 128092), (2066, 83080), (2077, 82640), (2480, 69211), (2680, 64046), (4132, 41540), (4154, 41320), (5165, 33232), (5360, 32023), (8264, 20770), (8308, 20660), (10330, 16616), (10385, 16528)]