438198120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1$

素因数の和:889

約数の個数: 256

約数和(自身を含む): 1601856000

約数和(自身を除く): 1163657880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 29, 30, 34, 36, 40, 45, 51, 54, 58, 60, 68, 72, 85, 87, 90, 102, 108, 116, 120, 135, 136, 145, 153, 170, 174, 180, 204, 216, 232, 255, 261, 270, 290, 306, 340, 348, 360, 408, 435, 459, 493, 510, 522, 540, 580, 612, 680, 696, 765, 783, 823, 870, 918, 986, 1020, 1044, 1080, 1160, 1224, 1305, 1479, 1530, 1566, 1646, 1740, 1836, 1972, 2040, 2088, 2295, 2465, 2469, 2610, 2958, 3060, 3132, 3292, 3480, 3672, 3915, 3944, 4115, 4437, 4590, 4930, 4938, 5220, 5916, 6120, 6264, 6584, 7395, 7407, 7830, 8230, 8874, 9180, 9860, 9876, 10440, 11832, 12345, 13311, 13991, 14790, 14814, 15660, 16460, 17748, 18360, 19720, 19752, 22185, 22221, 23867, 24690, 26622, 27982, 29580, 29628, 31320, 32920, 35496, 37035, 41973, 44370, 44442, 47734, 49380, 53244, 55964, 59160, 59256, 66555, 69955, 71601, 74070, 83946, 88740, 88884, 95468, 98760, 106488, 111105, 111928, 119335, 125919, 133110, 139910, 143202, 148140, 167892, 177480, 177768, 190936, 209865, 214803, 222210, 238670, 251838, 266220, 279820, 286404, 296280, 335784, 358005, 377757, 405739, 419730, 429606, 444420, 477340, 503676, 532440, 559640, 572808, 629595, 644409, 716010, 755514, 811478, 839460, 859212, 888840, 954680, 1007352, 1074015, 1217217, 1259190, 1288818, 1432020, 1511028, 1622956, 1678920, 1718424, 1888785, 2028695, 2148030, 2434434, 2518380, 2577636, 2864040, 3022056, 3222045, 3245912, 3651651, 3777570, 4057390, 4296060, 4868868, 5036760, 5155272, 6086085, 6444090, 7303302, 7555140, 8114780, 8592120, 9737736, 10954953, 12172170, 12888180, 14606604, 15110280, 16229560, 18258255, 21909906, 24344340, 25776360, 29213208, 36516510, 43819812, 48688680, 54774765, 73033020, 87639624, 109549530, 146066040, 219099060, 438198120]

約数ペア:

[(1, 438198120), (2, 219099060), (3, 146066040), (4, 109549530), (5, 87639624), (6, 73033020), (8, 54774765), (9, 48688680), (10, 43819812), (12, 36516510), (15, 29213208), (17, 25776360), (18, 24344340), (20, 21909906), (24, 18258255), (27, 16229560), (29, 15110280), (30, 14606604), (34, 12888180), (36, 12172170), (40, 10954953), (45, 9737736), (51, 8592120), (54, 8114780), (58, 7555140), (60, 7303302), (68, 6444090), (72, 6086085), (85, 5155272), (87, 5036760), (90, 4868868), (102, 4296060), (108, 4057390), (116, 3777570), (120, 3651651), (135, 3245912), (136, 3222045), (145, 3022056), (153, 2864040), (170, 2577636), (174, 2518380), (180, 2434434), (204, 2148030), (216, 2028695), (232, 1888785), (255, 1718424), (261, 1678920), (270, 1622956), (290, 1511028), (306, 1432020), (340, 1288818), (348, 1259190), (360, 1217217), (408, 1074015), (435, 1007352), (459, 954680), (493, 888840), (510, 859212), (522, 839460), (540, 811478), (580, 755514), (612, 716010), (680, 644409), (696, 629595), (765, 572808), (783, 559640), (823, 532440), (870, 503676), (918, 477340), (986, 444420), (1020, 429606), (1044, 419730), (1080, 405739), (1160, 377757), (1224, 358005), (1305, 335784), (1479, 296280), (1530, 286404), (1566, 279820), (1646, 266220), (1740, 251838), (1836, 238670), (1972, 222210), (2040, 214803), (2088, 209865), (2295, 190936), (2465, 177768), (2469, 177480), (2610, 167892), (2958, 148140), (3060, 143202), (3132, 139910), (3292, 133110), (3480, 125919), (3672, 119335), (3915, 111928), (3944, 111105), (4115, 106488), (4437, 98760), (4590, 95468), (4930, 88884), (4938, 88740), (5220, 83946), (5916, 74070), (6120, 71601), (6264, 69955), (6584, 66555), (7395, 59256), (7407, 59160), (7830, 55964), (8230, 53244), (8874, 49380), (9180, 47734), (9860, 44442), (9876, 44370), (10440, 41973), (11832, 37035), (12345, 35496), (13311, 32920), (13991, 31320), (14790, 29628), (14814, 29580), (15660, 27982), (16460, 26622), (17748, 24690), (18360, 23867), (19720, 22221), (19752, 22185)]