51217320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:296

約数の個数: 256

約数和(自身を含む): 200724480

約数和(自身を除く): 149507160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 23, 24, 28, 30, 33, 35, 40, 42, 44, 46, 55, 56, 60, 66, 69, 70, 77, 84, 88, 92, 105, 110, 115, 120, 132, 138, 140, 154, 161, 165, 168, 184, 210, 220, 230, 231, 241, 253, 264, 276, 280, 308, 322, 330, 345, 385, 420, 440, 460, 462, 482, 483, 506, 552, 616, 644, 660, 690, 723, 759, 770, 805, 840, 920, 924, 964, 966, 1012, 1155, 1205, 1265, 1288, 1320, 1380, 1446, 1518, 1540, 1610, 1687, 1771, 1848, 1928, 1932, 2024, 2310, 2410, 2415, 2530, 2651, 2760, 2892, 3036, 3080, 3220, 3374, 3542, 3615, 3795, 3864, 4620, 4820, 4830, 5060, 5061, 5302, 5313, 5543, 5784, 6072, 6440, 6748, 7084, 7230, 7590, 7953, 8435, 8855, 9240, 9640, 9660, 10120, 10122, 10604, 10626, 11086, 13255, 13496, 14168, 14460, 15180, 15906, 16629, 16870, 17710, 18557, 19320, 20244, 21208, 21252, 22172, 25305, 26510, 26565, 27715, 28920, 30360, 31812, 33258, 33740, 35420, 37114, 38801, 39765, 40488, 42504, 44344, 50610, 53020, 53130, 55430, 55671, 60973, 63624, 66516, 67480, 70840, 74228, 77602, 79530, 83145, 92785, 101220, 106040, 106260, 110860, 111342, 116403, 121946, 133032, 148456, 155204, 159060, 166290, 182919, 185570, 194005, 202440, 212520, 221720, 222684, 232806, 243892, 278355, 304865, 310408, 318120, 332580, 365838, 371140, 388010, 426811, 445368, 465612, 487784, 556710, 582015, 609730, 665160, 731676, 742280, 776020, 853622, 914595, 931224, 1113420, 1164030, 1219460, 1280433, 1463352, 1552040, 1707244, 1829190, 2134055, 2226840, 2328060, 2438920, 2560866, 3414488, 3658380, 4268110, 4656120, 5121732, 6402165, 7316760, 8536220, 10243464, 12804330, 17072440, 25608660, 51217320]

約数ペア:

[(1, 51217320), (2, 25608660), (3, 17072440), (4, 12804330), (5, 10243464), (6, 8536220), (7, 7316760), (8, 6402165), (10, 5121732), (11, 4656120), (12, 4268110), (14, 3658380), (15, 3414488), (20, 2560866), (21, 2438920), (22, 2328060), (23, 2226840), (24, 2134055), (28, 1829190), (30, 1707244), (33, 1552040), (35, 1463352), (40, 1280433), (42, 1219460), (44, 1164030), (46, 1113420), (55, 931224), (56, 914595), (60, 853622), (66, 776020), (69, 742280), (70, 731676), (77, 665160), (84, 609730), (88, 582015), (92, 556710), (105, 487784), (110, 465612), (115, 445368), (120, 426811), (132, 388010), (138, 371140), (140, 365838), (154, 332580), (161, 318120), (165, 310408), (168, 304865), (184, 278355), (210, 243892), (220, 232806), (230, 222684), (231, 221720), (241, 212520), (253, 202440), (264, 194005), (276, 185570), (280, 182919), (308, 166290), (322, 159060), (330, 155204), (345, 148456), (385, 133032), (420, 121946), (440, 116403), (460, 111342), (462, 110860), (482, 106260), (483, 106040), (506, 101220), (552, 92785), (616, 83145), (644, 79530), (660, 77602), (690, 74228), (723, 70840), (759, 67480), (770, 66516), (805, 63624), (840, 60973), (920, 55671), (924, 55430), (964, 53130), (966, 53020), (1012, 50610), (1155, 44344), (1205, 42504), (1265, 40488), (1288, 39765), (1320, 38801), (1380, 37114), (1446, 35420), (1518, 33740), (1540, 33258), (1610, 31812), (1687, 30360), (1771, 28920), (1848, 27715), (1928, 26565), (1932, 26510), (2024, 25305), (2310, 22172), (2410, 21252), (2415, 21208), (2530, 20244), (2651, 19320), (2760, 18557), (2892, 17710), (3036, 16870), (3080, 16629), (3220, 15906), (3374, 15180), (3542, 14460), (3615, 14168), (3795, 13496), (3864, 13255), (4620, 11086), (4820, 10626), (4830, 10604), (5060, 10122), (5061, 10120), (5302, 9660), (5313, 9640), (5543, 9240), (5784, 8855), (6072, 8435), (6440, 7953), (6748, 7590), (7084, 7230)]