20761282800

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{62011}}^1$

素因数の和:62069

約数の個数: 240

約数和(自身を含む): 76279720960

約数和(自身を除く): 55518438160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 31, 36, 40, 45, 48, 50, 54, 60, 62, 72, 75, 80, 90, 93, 100, 108, 120, 124, 135, 144, 150, 155, 180, 186, 200, 216, 225, 240, 248, 270, 279, 300, 310, 360, 372, 400, 432, 450, 465, 496, 540, 558, 600, 620, 675, 720, 744, 775, 837, 900, 930, 1080, 1116, 1200, 1240, 1350, 1395, 1488, 1550, 1674, 1800, 1860, 2160, 2232, 2325, 2480, 2700, 2790, 3100, 3348, 3600, 3720, 4185, 4464, 4650, 5400, 5580, 6200, 6696, 6975, 7440, 8370, 9300, 10800, 11160, 12400, 13392, 13950, 16740, 18600, 20925, 22320, 27900, 33480, 37200, 41850, 55800, 62011, 66960, 83700, 111600, 124022, 167400, 186033, 248044, 310055, 334800, 372066, 496088, 558099, 620110, 744132, 930165, 992176, 1116198, 1240220, 1488264, 1550275, 1674297, 1860330, 1922341, 2232396, 2480440, 2790495, 2976528, 3100550, 3348594, 3720660, 3844682, 4464792, 4650825, 4960880, 5580990, 5767023, 6201100, 6697188, 7441320, 7689364, 8371485, 8929584, 9301650, 9611705, 11161980, 11534046, 12402200, 13394376, 13952475, 14882640, 15378728, 16742970, 17301069, 18603300, 19223410, 22323960, 23068092, 24804400, 26788752, 27904950, 28835115, 30757456, 33485940, 34602138, 37206600, 38446820, 41857425, 44647920, 46136184, 48058525, 51903207, 55809900, 57670230, 66971880, 69204276, 74413200, 76893640, 83714850, 86505345, 92272368, 96117050, 103806414, 111619800, 115340460, 133943760, 138408552, 144175575, 153787280, 167429700, 173010690, 192234100, 207612828, 223239600, 230680920, 259516035, 276817104, 288351150, 334859400, 346021380, 384468200, 415225656, 432526725, 461361840, 519032070, 576702300, 669718800, 692042760, 768936400, 830451312, 865053450, 1038064140, 1153404600, 1297580175, 1384085520, 1730106900, 2076128280, 2306809200, 2595160350, 3460213800, 4152256560, 5190320700, 6920427600, 10380641400, 20761282800]

約数ペア:

[(1, 20761282800), (2, 10380641400), (3, 6920427600), (4, 5190320700), (5, 4152256560), (6, 3460213800), (8, 2595160350), (9, 2306809200), (10, 2076128280), (12, 1730106900), (15, 1384085520), (16, 1297580175), (18, 1153404600), (20, 1038064140), (24, 865053450), (25, 830451312), (27, 768936400), (30, 692042760), (31, 669718800), (36, 576702300), (40, 519032070), (45, 461361840), (48, 432526725), (50, 415225656), (54, 384468200), (60, 346021380), (62, 334859400), (72, 288351150), (75, 276817104), (80, 259516035), (90, 230680920), (93, 223239600), (100, 207612828), (108, 192234100), (120, 173010690), (124, 167429700), (135, 153787280), (144, 144175575), (150, 138408552), (155, 133943760), (180, 115340460), (186, 111619800), (200, 103806414), (216, 96117050), (225, 92272368), (240, 86505345), (248, 83714850), (270, 76893640), (279, 74413200), (300, 69204276), (310, 66971880), (360, 57670230), (372, 55809900), (400, 51903207), (432, 48058525), (450, 46136184), (465, 44647920), (496, 41857425), (540, 38446820), (558, 37206600), (600, 34602138), (620, 33485940), (675, 30757456), (720, 28835115), (744, 27904950), (775, 26788752), (837, 24804400), (900, 23068092), (930, 22323960), (1080, 19223410), (1116, 18603300), (1200, 17301069), (1240, 16742970), (1350, 15378728), (1395, 14882640), (1488, 13952475), (1550, 13394376), (1674, 12402200), (1800, 11534046), (1860, 11161980), (2160, 9611705), (2232, 9301650), (2325, 8929584), (2480, 8371485), (2700, 7689364), (2790, 7441320), (3100, 6697188), (3348, 6201100), (3600, 5767023), (3720, 5580990), (4185, 4960880), (4464, 4650825), (4650, 4464792), (5400, 3844682), (5580, 3720660), (6200, 3348594), (6696, 3100550), (6975, 2976528), (7440, 2790495), (8370, 2480440), (9300, 2232396), (10800, 1922341), (11160, 1860330), (12400, 1674297), (13392, 1550275), (13950, 1488264), (16740, 1240220), (18600, 1116198), (20925, 992176), (22320, 930165), (27900, 744132), (33480, 620110), (37200, 558099), (41850, 496088), (55800, 372066), (62011, 334800), (66960, 310055), (83700, 248044), (111600, 186033), (124022, 167400)]