64637520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:333

約数の個数: 160

約数和(自身を含む): 213736320

約数和(自身を除く): 149098800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 37, 40, 48, 58, 60, 74, 80, 87, 111, 116, 120, 145, 148, 174, 185, 222, 232, 240, 251, 290, 296, 348, 370, 435, 444, 464, 502, 555, 580, 592, 696, 740, 753, 870, 888, 1004, 1073, 1110, 1160, 1255, 1392, 1480, 1506, 1740, 1776, 2008, 2146, 2220, 2320, 2510, 2960, 3012, 3219, 3480, 3765, 4016, 4292, 4440, 5020, 5365, 6024, 6438, 6960, 7279, 7530, 8584, 8880, 9287, 10040, 10730, 12048, 12876, 14558, 15060, 16095, 17168, 18574, 20080, 21460, 21837, 25752, 27861, 29116, 30120, 32190, 36395, 37148, 42920, 43674, 46435, 51504, 55722, 58232, 60240, 64380, 72790, 74296, 85840, 87348, 92870, 109185, 111444, 116464, 128760, 139305, 145580, 148592, 174696, 185740, 218370, 222888, 257520, 269323, 278610, 291160, 349392, 371480, 436740, 445776, 538646, 557220, 582320, 742960, 807969, 873480, 1077292, 1114440, 1346615, 1615938, 1746960, 2154584, 2228880, 2693230, 3231876, 4039845, 4309168, 5386460, 6463752, 8079690, 10772920, 12927504, 16159380, 21545840, 32318760, 64637520]

約数ペア:

[(1, 64637520), (2, 32318760), (3, 21545840), (4, 16159380), (5, 12927504), (6, 10772920), (8, 8079690), (10, 6463752), (12, 5386460), (15, 4309168), (16, 4039845), (20, 3231876), (24, 2693230), (29, 2228880), (30, 2154584), (37, 1746960), (40, 1615938), (48, 1346615), (58, 1114440), (60, 1077292), (74, 873480), (80, 807969), (87, 742960), (111, 582320), (116, 557220), (120, 538646), (145, 445776), (148, 436740), (174, 371480), (185, 349392), (222, 291160), (232, 278610), (240, 269323), (251, 257520), (290, 222888), (296, 218370), (348, 185740), (370, 174696), (435, 148592), (444, 145580), (464, 139305), (502, 128760), (555, 116464), (580, 111444), (592, 109185), (696, 92870), (740, 87348), (753, 85840), (870, 74296), (888, 72790), (1004, 64380), (1073, 60240), (1110, 58232), (1160, 55722), (1255, 51504), (1392, 46435), (1480, 43674), (1506, 42920), (1740, 37148), (1776, 36395), (2008, 32190), (2146, 30120), (2220, 29116), (2320, 27861), (2510, 25752), (2960, 21837), (3012, 21460), (3219, 20080), (3480, 18574), (3765, 17168), (4016, 16095), (4292, 15060), (4440, 14558), (5020, 12876), (5365, 12048), (6024, 10730), (6438, 10040), (6960, 9287), (7279, 8880), (7530, 8584)]