755985280

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:348

約数の個数: 128

約数和(自身を含む): 1861263360

約数和(自身を除く): 1105278080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 127, 128, 131, 142, 160, 254, 262, 284, 320, 355, 508, 524, 568, 635, 640, 655, 710, 1016, 1048, 1136, 1270, 1310, 1420, 2032, 2096, 2272, 2540, 2620, 2840, 4064, 4192, 4544, 5080, 5240, 5680, 8128, 8384, 9017, 9088, 9301, 10160, 10480, 11360, 16256, 16637, 16768, 18034, 18602, 20320, 20960, 22720, 33274, 36068, 37204, 40640, 41920, 45085, 45440, 46505, 66548, 72136, 74408, 81280, 83185, 83840, 90170, 93010, 133096, 144272, 148816, 166370, 180340, 186020, 266192, 288544, 297632, 332740, 360680, 372040, 532384, 577088, 595264, 665480, 721360, 744080, 1064768, 1154176, 1181227, 1190528, 1330960, 1442720, 1488160, 2129536, 2362454, 2661920, 2885440, 2976320, 4724908, 5323840, 5770880, 5906135, 5952640, 9449816, 10647680, 11812270, 18899632, 23624540, 37799264, 47249080, 75598528, 94498160, 151197056, 188996320, 377992640, 755985280]

約数ペア:

[(1, 755985280), (2, 377992640), (4, 188996320), (5, 151197056), (8, 94498160), (10, 75598528), (16, 47249080), (20, 37799264), (32, 23624540), (40, 18899632), (64, 11812270), (71, 10647680), (80, 9449816), (127, 5952640), (128, 5906135), (131, 5770880), (142, 5323840), (160, 4724908), (254, 2976320), (262, 2885440), (284, 2661920), (320, 2362454), (355, 2129536), (508, 1488160), (524, 1442720), (568, 1330960), (635, 1190528), (640, 1181227), (655, 1154176), (710, 1064768), (1016, 744080), (1048, 721360), (1136, 665480), (1270, 595264), (1310, 577088), (1420, 532384), (2032, 372040), (2096, 360680), (2272, 332740), (2540, 297632), (2620, 288544), (2840, 266192), (4064, 186020), (4192, 180340), (4544, 166370), (5080, 148816), (5240, 144272), (5680, 133096), (8128, 93010), (8384, 90170), (9017, 83840), (9088, 83185), (9301, 81280), (10160, 74408), (10480, 72136), (11360, 66548), (16256, 46505), (16637, 45440), (16768, 45085), (18034, 41920), (18602, 40640), (20320, 37204), (20960, 36068), (22720, 33274)]