65161440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1223}}^1$

素因数の和:1281

約数の個数: 144

約数和(自身を含む): 228559968

約数和(自身を除く): 163398528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 222, 240, 288, 296, 333, 360, 370, 444, 480, 555, 592, 666, 720, 740, 888, 1110, 1184, 1223, 1332, 1440, 1480, 1665, 1776, 2220, 2446, 2664, 2960, 3330, 3552, 3669, 4440, 4892, 5328, 5920, 6115, 6660, 7338, 8880, 9784, 10656, 11007, 12230, 13320, 14676, 17760, 18345, 19568, 22014, 24460, 26640, 29352, 36690, 39136, 44028, 45251, 48920, 53280, 55035, 58704, 73380, 88056, 90502, 97840, 110070, 117408, 135753, 146760, 176112, 181004, 195680, 220140, 226255, 271506, 293520, 352224, 362008, 407259, 440280, 452510, 543012, 587040, 678765, 724016, 814518, 880560, 905020, 1086024, 1357530, 1448032, 1629036, 1761120, 1810040, 2036295, 2172048, 2715060, 3258072, 3620080, 4072590, 4344096, 5430120, 6516144, 7240160, 8145180, 10860240, 13032288, 16290360, 21720480, 32580720, 65161440]

約数ペア:

[(1, 65161440), (2, 32580720), (3, 21720480), (4, 16290360), (5, 13032288), (6, 10860240), (8, 8145180), (9, 7240160), (10, 6516144), (12, 5430120), (15, 4344096), (16, 4072590), (18, 3620080), (20, 3258072), (24, 2715060), (30, 2172048), (32, 2036295), (36, 1810040), (37, 1761120), (40, 1629036), (45, 1448032), (48, 1357530), (60, 1086024), (72, 905020), (74, 880560), (80, 814518), (90, 724016), (96, 678765), (111, 587040), (120, 543012), (144, 452510), (148, 440280), (160, 407259), (180, 362008), (185, 352224), (222, 293520), (240, 271506), (288, 226255), (296, 220140), (333, 195680), (360, 181004), (370, 176112), (444, 146760), (480, 135753), (555, 117408), (592, 110070), (666, 97840), (720, 90502), (740, 88056), (888, 73380), (1110, 58704), (1184, 55035), (1223, 53280), (1332, 48920), (1440, 45251), (1480, 44028), (1665, 39136), (1776, 36690), (2220, 29352), (2446, 26640), (2664, 24460), (2960, 22014), (3330, 19568), (3552, 18345), (3669, 17760), (4440, 14676), (4892, 13320), (5328, 12230), (5920, 11007), (6115, 10656), (6660, 9784), (7338, 8880)]