51371760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 184050720

約数和(自身を除く): 132678960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 33, 40, 44, 48, 55, 58, 60, 61, 66, 80, 87, 88, 110, 116, 120, 121, 122, 132, 145, 165, 174, 176, 183, 220, 232, 240, 242, 244, 264, 290, 305, 319, 330, 348, 363, 366, 435, 440, 464, 484, 488, 528, 580, 605, 610, 638, 660, 671, 696, 726, 732, 870, 880, 915, 957, 968, 976, 1160, 1210, 1220, 1276, 1320, 1342, 1392, 1452, 1464, 1595, 1740, 1769, 1815, 1830, 1914, 1936, 2013, 2320, 2420, 2440, 2552, 2640, 2684, 2904, 2928, 3190, 3355, 3480, 3509, 3538, 3630, 3660, 3828, 4026, 4785, 4840, 4880, 5104, 5307, 5368, 5808, 6380, 6710, 6960, 7018, 7076, 7260, 7320, 7381, 7656, 8052, 8845, 9570, 9680, 10065, 10527, 10614, 10736, 12760, 13420, 14036, 14152, 14520, 14640, 14762, 15312, 16104, 17545, 17690, 19140, 19459, 20130, 21054, 21228, 22143, 25520, 26535, 26840, 28072, 28304, 29040, 29524, 32208, 35090, 35380, 36905, 38280, 38918, 40260, 42108, 42456, 44286, 52635, 53070, 53680, 56144, 58377, 59048, 70180, 70760, 73810, 76560, 77836, 80520, 84216, 84912, 88572, 97295, 105270, 106140, 110715, 116754, 118096, 140360, 141520, 147620, 155672, 161040, 168432, 177144, 194590, 210540, 212280, 214049, 221430, 233508, 280720, 291885, 295240, 311344, 354288, 389180, 421080, 424560, 428098, 442860, 467016, 583770, 590480, 642147, 778360, 842160, 856196, 885720, 934032, 1070245, 1167540, 1284294, 1556720, 1712392, 1771440, 2140490, 2335080, 2568588, 3210735, 3424784, 4280980, 4670160, 5137176, 6421470, 8561960, 10274352, 12842940, 17123920, 25685880, 51371760]

約数ペア:

[(1, 51371760), (2, 25685880), (3, 17123920), (4, 12842940), (5, 10274352), (6, 8561960), (8, 6421470), (10, 5137176), (11, 4670160), (12, 4280980), (15, 3424784), (16, 3210735), (20, 2568588), (22, 2335080), (24, 2140490), (29, 1771440), (30, 1712392), (33, 1556720), (40, 1284294), (44, 1167540), (48, 1070245), (55, 934032), (58, 885720), (60, 856196), (61, 842160), (66, 778360), (80, 642147), (87, 590480), (88, 583770), (110, 467016), (116, 442860), (120, 428098), (121, 424560), (122, 421080), (132, 389180), (145, 354288), (165, 311344), (174, 295240), (176, 291885), (183, 280720), (220, 233508), (232, 221430), (240, 214049), (242, 212280), (244, 210540), (264, 194590), (290, 177144), (305, 168432), (319, 161040), (330, 155672), (348, 147620), (363, 141520), (366, 140360), (435, 118096), (440, 116754), (464, 110715), (484, 106140), (488, 105270), (528, 97295), (580, 88572), (605, 84912), (610, 84216), (638, 80520), (660, 77836), (671, 76560), (696, 73810), (726, 70760), (732, 70180), (870, 59048), (880, 58377), (915, 56144), (957, 53680), (968, 53070), (976, 52635), (1160, 44286), (1210, 42456), (1220, 42108), (1276, 40260), (1320, 38918), (1342, 38280), (1392, 36905), (1452, 35380), (1464, 35090), (1595, 32208), (1740, 29524), (1769, 29040), (1815, 28304), (1830, 28072), (1914, 26840), (1936, 26535), (2013, 25520), (2320, 22143), (2420, 21228), (2440, 21054), (2552, 20130), (2640, 19459), (2684, 19140), (2904, 17690), (2928, 17545), (3190, 16104), (3355, 15312), (3480, 14762), (3509, 14640), (3538, 14520), (3630, 14152), (3660, 14036), (3828, 13420), (4026, 12760), (4785, 10736), (4840, 10614), (4880, 10527), (5104, 10065), (5307, 9680), (5368, 9570), (5808, 8845), (6380, 8052), (6710, 7656), (6960, 7381), (7018, 7320), (7076, 7260)]