20659570560

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{38567}}^1$

素因数の和:38626

約数の個数: 256

約数和(自身を含む): 75531571200

約数和(自身を除く): 54872000640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2480, 2790, 2880, 2976, 3348, 3456, 3720, 3968, 4185, 4320, 4464, 4960, 5580, 5760, 5952, 6696, 7440, 8370, 8640, 8928, 9920, 11160, 11904, 13392, 14880, 16740, 17280, 17856, 19840, 22320, 26784, 29760, 33480, 35712, 38567, 44640, 53568, 59520, 66960, 77134, 89280, 107136, 115701, 133920, 154268, 178560, 192835, 231402, 267840, 308536, 347103, 385670, 462804, 535680, 578505, 617072, 694206, 771340, 925608, 1041309, 1157010, 1195577, 1234144, 1388412, 1542680, 1735515, 1851216, 2082618, 2314020, 2391154, 2468288, 2776824, 3085360, 3471030, 3586731, 3702432, 4165236, 4628040, 4782308, 4936576, 5206545, 5553648, 5977885, 6170720, 6942060, 7173462, 7404864, 8330472, 9256080, 9564616, 10413090, 10760193, 11107296, 11955770, 12341440, 13884120, 14346924, 14809728, 16660944, 17933655, 18512160, 19129232, 20826180, 21520386, 22214592, 23911540, 24682880, 27768240, 28693848, 32280579, 33321888, 35867310, 37024320, 38258464, 41652360, 43040772, 44429184, 47823080, 53800965, 55536480, 57387696, 64561158, 66643776, 71734620, 74048640, 76516928, 83304720, 86081544, 95646160, 107601930, 111072960, 114775392, 129122316, 133287552, 143469240, 153033856, 161402895, 166609440, 172163088, 191292320, 215203860, 222145920, 229550784, 258244632, 286938480, 322805790, 333218880, 344326176, 382584640, 430407720, 459101568, 516489264, 573876960, 645611580, 666437760, 688652352, 765169280, 860815440, 1032978528, 1147753920, 1291223160, 1377304704, 1721630880, 2065957056, 2295507840, 2582446320, 3443261760, 4131914112, 5164892640, 6886523520, 10329785280, 20659570560]

約数ペア:

[(1, 20659570560), (2, 10329785280), (3, 6886523520), (4, 5164892640), (5, 4131914112), (6, 3443261760), (8, 2582446320), (9, 2295507840), (10, 2065957056), (12, 1721630880), (15, 1377304704), (16, 1291223160), (18, 1147753920), (20, 1032978528), (24, 860815440), (27, 765169280), (30, 688652352), (31, 666437760), (32, 645611580), (36, 573876960), (40, 516489264), (45, 459101568), (48, 430407720), (54, 382584640), (60, 344326176), (62, 333218880), (64, 322805790), (72, 286938480), (80, 258244632), (90, 229550784), (93, 222145920), (96, 215203860), (108, 191292320), (120, 172163088), (124, 166609440), (128, 161402895), (135, 153033856), (144, 143469240), (155, 133287552), (160, 129122316), (180, 114775392), (186, 111072960), (192, 107601930), (216, 95646160), (240, 86081544), (248, 83304720), (270, 76516928), (279, 74048640), (288, 71734620), (310, 66643776), (320, 64561158), (360, 57387696), (372, 55536480), (384, 53800965), (432, 47823080), (465, 44429184), (480, 43040772), (496, 41652360), (540, 38258464), (558, 37024320), (576, 35867310), (620, 33321888), (640, 32280579), (720, 28693848), (744, 27768240), (837, 24682880), (864, 23911540), (930, 22214592), (960, 21520386), (992, 20826180), (1080, 19129232), (1116, 18512160), (1152, 17933655), (1240, 16660944), (1395, 14809728), (1440, 14346924), (1488, 13884120), (1674, 12341440), (1728, 11955770), (1860, 11107296), (1920, 10760193), (1984, 10413090), (2160, 9564616), (2232, 9256080), (2480, 8330472), (2790, 7404864), (2880, 7173462), (2976, 6942060), (3348, 6170720), (3456, 5977885), (3720, 5553648), (3968, 5206545), (4185, 4936576), (4320, 4782308), (4464, 4628040), (4960, 4165236), (5580, 3702432), (5760, 3586731), (5952, 3471030), (6696, 3085360), (7440, 2776824), (8370, 2468288), (8640, 2391154), (8928, 2314020), (9920, 2082618), (11160, 1851216), (11904, 1735515), (13392, 1542680), (14880, 1388412), (16740, 1234144), (17280, 1195577), (17856, 1157010), (19840, 1041309), (22320, 925608), (26784, 771340), (29760, 694206), (33480, 617072), (35712, 578505), (38567, 535680), (44640, 462804), (53568, 385670), (59520, 347103), (66960, 308536), (77134, 267840), (89280, 231402), (107136, 192835), (115701, 178560), (133920, 154268)]