89413920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2003}}^1$

素因数の和:2055

約数の個数: 144

約数和(自身を含む): 315124992

約数和(自身を除く): 225711072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2003, 2232, 2480, 2790, 2976, 3720, 4006, 4464, 4960, 5580, 6009, 7440, 8012, 8928, 10015, 11160, 12018, 14880, 16024, 18027, 20030, 22320, 24036, 30045, 32048, 36054, 40060, 44640, 48072, 60090, 62093, 64096, 72108, 80120, 90135, 96144, 120180, 124186, 144216, 160240, 180270, 186279, 192288, 240360, 248372, 288432, 310465, 320480, 360540, 372558, 480720, 496744, 558837, 576864, 620930, 721080, 745116, 931395, 961440, 993488, 1117674, 1241860, 1442160, 1490232, 1862790, 1986976, 2235348, 2483720, 2794185, 2884320, 2980464, 3725580, 4470696, 4967440, 5588370, 5960928, 7451160, 8941392, 9934880, 11176740, 14902320, 17882784, 22353480, 29804640, 44706960, 89413920]

約数ペア:

[(1, 89413920), (2, 44706960), (3, 29804640), (4, 22353480), (5, 17882784), (6, 14902320), (8, 11176740), (9, 9934880), (10, 8941392), (12, 7451160), (15, 5960928), (16, 5588370), (18, 4967440), (20, 4470696), (24, 3725580), (30, 2980464), (31, 2884320), (32, 2794185), (36, 2483720), (40, 2235348), (45, 1986976), (48, 1862790), (60, 1490232), (62, 1442160), (72, 1241860), (80, 1117674), (90, 993488), (93, 961440), (96, 931395), (120, 745116), (124, 721080), (144, 620930), (155, 576864), (160, 558837), (180, 496744), (186, 480720), (240, 372558), (248, 360540), (279, 320480), (288, 310465), (310, 288432), (360, 248372), (372, 240360), (465, 192288), (480, 186279), (496, 180270), (558, 160240), (620, 144216), (720, 124186), (744, 120180), (930, 96144), (992, 90135), (1116, 80120), (1240, 72108), (1395, 64096), (1440, 62093), (1488, 60090), (1860, 48072), (2003, 44640), (2232, 40060), (2480, 36054), (2790, 32048), (2976, 30045), (3720, 24036), (4006, 22320), (4464, 20030), (4960, 18027), (5580, 16024), (6009, 14880), (7440, 12018), (8012, 11160), (8928, 10015)]