20145015120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1\times {\mathrm{1877}}^1$

素因数の和:2317

約数の個数: 160

約数和(自身を含む): 63076641408

約数和(自身を除く): 42931626288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 227, 240, 394, 454, 591, 681, 788, 908, 985, 1135, 1182, 1362, 1576, 1816, 1877, 1970, 2270, 2364, 2724, 2955, 3152, 3405, 3632, 3754, 3940, 4540, 4728, 5448, 5631, 5910, 6810, 7508, 7880, 9080, 9385, 9456, 10896, 11262, 11820, 13620, 15016, 15760, 18160, 18770, 22524, 23640, 27240, 28155, 30032, 37540, 44719, 45048, 47280, 54480, 56310, 75080, 89438, 90096, 112620, 134157, 150160, 178876, 223595, 225240, 268314, 357752, 369769, 426079, 447190, 450480, 536628, 670785, 715504, 739538, 852158, 894380, 1073256, 1109307, 1278237, 1341570, 1479076, 1704316, 1788760, 1848845, 2130395, 2146512, 2218614, 2556474, 2683140, 2958152, 3408632, 3577520, 3697690, 4260790, 4437228, 5112948, 5366280, 5546535, 5916304, 6391185, 6817264, 7395380, 8521580, 8874456, 10225896, 10732560, 11093070, 12782370, 14790760, 17043160, 17748912, 20451792, 22186140, 25564740, 29581520, 34086320, 44372280, 51129480, 83937563, 88744560, 102258960, 167875126, 251812689, 335750252, 419687815, 503625378, 671500504, 839375630, 1007250756, 1259063445, 1343001008, 1678751260, 2014501512, 2518126890, 3357502520, 4029003024, 5036253780, 6715005040, 10072507560, 20145015120]

約数ペア:

[(1, 20145015120), (2, 10072507560), (3, 6715005040), (4, 5036253780), (5, 4029003024), (6, 3357502520), (8, 2518126890), (10, 2014501512), (12, 1678751260), (15, 1343001008), (16, 1259063445), (20, 1007250756), (24, 839375630), (30, 671500504), (40, 503625378), (48, 419687815), (60, 335750252), (80, 251812689), (120, 167875126), (197, 102258960), (227, 88744560), (240, 83937563), (394, 51129480), (454, 44372280), (591, 34086320), (681, 29581520), (788, 25564740), (908, 22186140), (985, 20451792), (1135, 17748912), (1182, 17043160), (1362, 14790760), (1576, 12782370), (1816, 11093070), (1877, 10732560), (1970, 10225896), (2270, 8874456), (2364, 8521580), (2724, 7395380), (2955, 6817264), (3152, 6391185), (3405, 5916304), (3632, 5546535), (3754, 5366280), (3940, 5112948), (4540, 4437228), (4728, 4260790), (5448, 3697690), (5631, 3577520), (5910, 3408632), (6810, 2958152), (7508, 2683140), (7880, 2556474), (9080, 2218614), (9385, 2146512), (9456, 2130395), (10896, 1848845), (11262, 1788760), (11820, 1704316), (13620, 1479076), (15016, 1341570), (15760, 1278237), (18160, 1109307), (18770, 1073256), (22524, 894380), (23640, 852158), (27240, 739538), (28155, 715504), (30032, 670785), (37540, 536628), (44719, 450480), (45048, 447190), (47280, 426079), (54480, 369769), (56310, 357752), (75080, 268314), (89438, 225240), (90096, 223595), (112620, 178876), (134157, 150160)]