160720320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 224

約数和(自身を含む): 553029120

約数和(自身を除く): 392308800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 32, 40, 46, 48, 58, 60, 64, 69, 80, 87, 92, 96, 115, 116, 120, 138, 145, 160, 174, 184, 192, 230, 232, 240, 251, 276, 290, 320, 345, 348, 368, 435, 460, 464, 480, 502, 552, 580, 667, 690, 696, 736, 753, 870, 920, 928, 960, 1004, 1104, 1160, 1255, 1334, 1380, 1392, 1472, 1506, 1740, 1840, 1856, 2001, 2008, 2208, 2320, 2510, 2668, 2760, 2784, 3012, 3335, 3480, 3680, 3765, 4002, 4016, 4416, 4640, 5020, 5336, 5520, 5568, 5773, 6024, 6670, 6960, 7279, 7360, 7530, 8004, 8032, 9280, 10005, 10040, 10672, 11040, 11546, 12048, 13340, 13920, 14558, 15060, 16008, 16064, 17319, 20010, 20080, 21344, 21837, 22080, 23092, 24096, 26680, 27840, 28865, 29116, 30120, 32016, 34638, 36395, 40020, 40160, 42688, 43674, 46184, 48192, 53360, 57730, 58232, 60240, 64032, 69276, 72790, 80040, 80320, 86595, 87348, 92368, 106720, 109185, 115460, 116464, 120480, 128064, 138552, 145580, 160080, 167417, 173190, 174696, 184736, 213440, 218370, 230920, 232928, 240960, 277104, 291160, 320160, 334834, 346380, 349392, 369472, 436740, 461840, 465856, 502251, 554208, 582320, 640320, 669668, 692760, 698784, 837085, 873480, 923680, 1004502, 1108416, 1164640, 1339336, 1385520, 1397568, 1674170, 1746960, 1847360, 2009004, 2329280, 2511255, 2678672, 2771040, 3348340, 3493920, 4018008, 5022510, 5357344, 5542080, 6696680, 6987840, 8036016, 10045020, 10714688, 13393360, 16072032, 20090040, 26786720, 32144064, 40180080, 53573440, 80360160, 160720320]

約数ペア:

[(1, 160720320), (2, 80360160), (3, 53573440), (4, 40180080), (5, 32144064), (6, 26786720), (8, 20090040), (10, 16072032), (12, 13393360), (15, 10714688), (16, 10045020), (20, 8036016), (23, 6987840), (24, 6696680), (29, 5542080), (30, 5357344), (32, 5022510), (40, 4018008), (46, 3493920), (48, 3348340), (58, 2771040), (60, 2678672), (64, 2511255), (69, 2329280), (80, 2009004), (87, 1847360), (92, 1746960), (96, 1674170), (115, 1397568), (116, 1385520), (120, 1339336), (138, 1164640), (145, 1108416), (160, 1004502), (174, 923680), (184, 873480), (192, 837085), (230, 698784), (232, 692760), (240, 669668), (251, 640320), (276, 582320), (290, 554208), (320, 502251), (345, 465856), (348, 461840), (368, 436740), (435, 369472), (460, 349392), (464, 346380), (480, 334834), (502, 320160), (552, 291160), (580, 277104), (667, 240960), (690, 232928), (696, 230920), (736, 218370), (753, 213440), (870, 184736), (920, 174696), (928, 173190), (960, 167417), (1004, 160080), (1104, 145580), (1160, 138552), (1255, 128064), (1334, 120480), (1380, 116464), (1392, 115460), (1472, 109185), (1506, 106720), (1740, 92368), (1840, 87348), (1856, 86595), (2001, 80320), (2008, 80040), (2208, 72790), (2320, 69276), (2510, 64032), (2668, 60240), (2760, 58232), (2784, 57730), (3012, 53360), (3335, 48192), (3480, 46184), (3680, 43674), (3765, 42688), (4002, 40160), (4016, 40020), (4416, 36395), (4640, 34638), (5020, 32016), (5336, 30120), (5520, 29116), (5568, 28865), (5773, 27840), (6024, 26680), (6670, 24096), (6960, 23092), (7279, 22080), (7360, 21837), (7530, 21344), (8004, 20080), (8032, 20010), (9280, 17319), (10005, 16064), (10040, 16008), (10672, 15060), (11040, 14558), (11546, 13920), (12048, 13340)]