21027883360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^3\times {\mathrm{293}}^1\times {\mathrm{337}}^1$

素因数の和:678

約数の個数: 192

約数和(自身を含む): 54991669824

約数和(自身を除く): 33963786464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 293, 337, 352, 440, 484, 586, 605, 674, 880, 968, 1172, 1210, 1331, 1348, 1465, 1685, 1760, 1936, 2344, 2420, 2662, 2696, 2930, 3223, 3370, 3707, 3872, 4688, 4840, 5324, 5392, 5860, 6446, 6655, 6740, 7414, 9376, 9680, 10648, 10784, 11720, 12892, 13310, 13480, 14828, 16115, 18535, 19360, 21296, 23440, 25784, 26620, 26960, 29656, 32230, 35453, 37070, 40777, 42592, 46880, 51568, 53240, 53920, 59312, 64460, 70906, 74140, 81554, 98741, 103136, 106480, 118624, 128920, 141812, 148280, 163108, 177265, 197482, 203885, 212960, 257840, 283624, 296560, 326216, 354530, 389983, 394964, 407770, 448547, 493705, 515680, 567248, 593120, 652432, 709060, 779966, 789928, 815540, 897094, 987410, 1086151, 1134496, 1304864, 1418120, 1559932, 1579856, 1631080, 1794188, 1949915, 1974820, 2172302, 2242735, 2836240, 3119864, 3159712, 3262160, 3588376, 3899830, 3949640, 4344604, 4485470, 5430755, 5672480, 6239728, 6524320, 7176752, 7799660, 7899280, 8689208, 8970940, 10861510, 11947661, 12479456, 14353504, 15599320, 15798560, 17378416, 17941880, 21723020, 23895322, 31198640, 34756832, 35883760, 43446040, 47790644, 59738305, 62397280, 71767520, 86892080, 95581288, 119476610, 131424271, 173784160, 191162576, 238953220, 262848542, 382325152, 477906440, 525697084, 657121355, 955812880, 1051394168, 1314242710, 1911625760, 2102788336, 2628485420, 4205576672, 5256970840, 10513941680, 21027883360]

約数ペア:

[(1, 21027883360), (2, 10513941680), (4, 5256970840), (5, 4205576672), (8, 2628485420), (10, 2102788336), (11, 1911625760), (16, 1314242710), (20, 1051394168), (22, 955812880), (32, 657121355), (40, 525697084), (44, 477906440), (55, 382325152), (80, 262848542), (88, 238953220), (110, 191162576), (121, 173784160), (160, 131424271), (176, 119476610), (220, 95581288), (242, 86892080), (293, 71767520), (337, 62397280), (352, 59738305), (440, 47790644), (484, 43446040), (586, 35883760), (605, 34756832), (674, 31198640), (880, 23895322), (968, 21723020), (1172, 17941880), (1210, 17378416), (1331, 15798560), (1348, 15599320), (1465, 14353504), (1685, 12479456), (1760, 11947661), (1936, 10861510), (2344, 8970940), (2420, 8689208), (2662, 7899280), (2696, 7799660), (2930, 7176752), (3223, 6524320), (3370, 6239728), (3707, 5672480), (3872, 5430755), (4688, 4485470), (4840, 4344604), (5324, 3949640), (5392, 3899830), (5860, 3588376), (6446, 3262160), (6655, 3159712), (6740, 3119864), (7414, 2836240), (9376, 2242735), (9680, 2172302), (10648, 1974820), (10784, 1949915), (11720, 1794188), (12892, 1631080), (13310, 1579856), (13480, 1559932), (14828, 1418120), (16115, 1304864), (18535, 1134496), (19360, 1086151), (21296, 987410), (23440, 897094), (25784, 815540), (26620, 789928), (26960, 779966), (29656, 709060), (32230, 652432), (35453, 593120), (37070, 567248), (40777, 515680), (42592, 493705), (46880, 448547), (51568, 407770), (53240, 394964), (53920, 389983), (59312, 354530), (64460, 326216), (70906, 296560), (74140, 283624), (81554, 257840), (98741, 212960), (103136, 203885), (106480, 197482), (118624, 177265), (128920, 163108), (141812, 148280)]