172575440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1428

約数の個数: 80

約数和(自身を含む): 424901376

約数和(自身を除く): 252325936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 71, 80, 92, 115, 142, 184, 230, 284, 355, 368, 460, 568, 710, 920, 1136, 1321, 1420, 1633, 1840, 2642, 2840, 3266, 5284, 5680, 6532, 6605, 8165, 10568, 13064, 13210, 16330, 21136, 26128, 26420, 30383, 32660, 52840, 60766, 65320, 93791, 105680, 121532, 130640, 151915, 187582, 243064, 303830, 375164, 468955, 486128, 607660, 750328, 937910, 1215320, 1500656, 1875820, 2157193, 2430640, 3751640, 4314386, 7503280, 8628772, 10785965, 17257544, 21571930, 34515088, 43143860, 86287720, 172575440]

約数ペア:

[(1, 172575440), (2, 86287720), (4, 43143860), (5, 34515088), (8, 21571930), (10, 17257544), (16, 10785965), (20, 8628772), (23, 7503280), (40, 4314386), (46, 3751640), (71, 2430640), (80, 2157193), (92, 1875820), (115, 1500656), (142, 1215320), (184, 937910), (230, 750328), (284, 607660), (355, 486128), (368, 468955), (460, 375164), (568, 303830), (710, 243064), (920, 187582), (1136, 151915), (1321, 130640), (1420, 121532), (1633, 105680), (1840, 93791), (2642, 65320), (2840, 60766), (3266, 52840), (5284, 32660), (5680, 30383), (6532, 26420), (6605, 26128), (8165, 21136), (10568, 16330), (13064, 13210)]