1989341760

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:322

約数の個数: 448

約数和(自身を含む): 7692079104

約数和(自身を除く): 5702737344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 61, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 122, 138, 140, 160, 161, 168, 183, 184, 192, 210, 211, 224, 230, 240, 244, 276, 280, 305, 320, 322, 336, 345, 366, 368, 420, 422, 427, 448, 460, 480, 483, 488, 552, 560, 610, 633, 644, 672, 690, 732, 736, 805, 840, 844, 854, 915, 920, 960, 966, 976, 1055, 1104, 1120, 1220, 1266, 1281, 1288, 1344, 1380, 1403, 1464, 1472, 1477, 1610, 1680, 1688, 1708, 1830, 1840, 1932, 1952, 2110, 2135, 2208, 2240, 2415, 2440, 2532, 2562, 2576, 2760, 2806, 2928, 2954, 3165, 3220, 3360, 3376, 3416, 3660, 3680, 3864, 3904, 4209, 4220, 4270, 4416, 4431, 4830, 4853, 4880, 5064, 5124, 5152, 5520, 5612, 5856, 5908, 6330, 6405, 6440, 6720, 6752, 6832, 7015, 7320, 7360, 7385, 7728, 8418, 8440, 8540, 8862, 9660, 9706, 9760, 9821, 10128, 10248, 10304, 11040, 11224, 11712, 11816, 12660, 12810, 12871, 12880, 13504, 13664, 14030, 14559, 14640, 14770, 15456, 16836, 16880, 17080, 17724, 19320, 19412, 19520, 19642, 20256, 20496, 21045, 22080, 22155, 22448, 23632, 24265, 25320, 25620, 25742, 25760, 27328, 28060, 29118, 29280, 29463, 29540, 30912, 33672, 33760, 33971, 34160, 35448, 38613, 38640, 38824, 39284, 40512, 40992, 42090, 44310, 44896, 47264, 48530, 49105, 50640, 51240, 51484, 51520, 56120, 58236, 58560, 58926, 59080, 64355, 67344, 67520, 67942, 68320, 70896, 72795, 77226, 77280, 77648, 78568, 81984, 84180, 88620, 89792, 90097, 94528, 97060, 98210, 101280, 101913, 102480, 102968, 112240, 116472, 117852, 118160, 128710, 134688, 135884, 136640, 141792, 145590, 147315, 154452, 154560, 155296, 157136, 168360, 169855, 177240, 180194, 193065, 194120, 196420, 202560, 203826, 204960, 205936, 224480, 232944, 235704, 236320, 257420, 269376, 270291, 271768, 283584, 291180, 294630, 296033, 308904, 310592, 314272, 336720, 339710, 354480, 360388, 386130, 388240, 392840, 407652, 409920, 411872, 448960, 450485, 465888, 471408, 472640, 509565, 514840, 540582, 543536, 582360, 589260, 592066, 617808, 628544, 673440, 679420, 708960, 720776, 772260, 776480, 785680, 815304, 823744, 888099, 900970, 931776, 942816, 1019130, 1029680, 1081164, 1087072, 1164720, 1178520, 1184132, 1235616, 1346880, 1351455, 1358840, 1417920, 1441552, 1480165, 1544520, 1552960, 1571360, 1630608, 1776198, 1801940, 1885632, 2038260, 2059360, 2072231, 2162328, 2174144, 2329440, 2357040, 2368264, 2471232, 2702910, 2717680, 2883104, 2960330, 3089040, 3142720, 3261216, 3552396, 3603880, 4076520, 4118720, 4144462, 4324656, 4440495, 4658880, 4714080, 4736528, 5405820, 5435360, 5766208, 5920660, 6178080, 6216693, 6522432, 7104792, 7207760, 8153040, 8288924, 8649312, 8880990, 9428160, 9473056, 10361155, 10811640, 10870720, 11841320, 12356160, 12433386, 14209584, 14415520, 16306080, 16577848, 17298624, 17761980, 18946112, 20722310, 21623280, 23682640, 24866772, 28419168, 28831040, 31083465, 32612160, 33155696, 35523960, 41444620, 43246560, 47365280, 49733544, 56838336, 62166930, 66311392, 71047920, 82889240, 86493120, 94730560, 99467088, 124333860, 132622784, 142095840, 165778480, 198934176, 248667720, 284191680, 331556960, 397868352, 497335440, 663113920, 994670880, 1989341760]

約数ペア:

[(1, 1989341760), (2, 994670880), (3, 663113920), (4, 497335440), (5, 397868352), (6, 331556960), (7, 284191680), (8, 248667720), (10, 198934176), (12, 165778480), (14, 142095840), (15, 132622784), (16, 124333860), (20, 99467088), (21, 94730560), (23, 86493120), (24, 82889240), (28, 71047920), (30, 66311392), (32, 62166930), (35, 56838336), (40, 49733544), (42, 47365280), (46, 43246560), (48, 41444620), (56, 35523960), (60, 33155696), (61, 32612160), (64, 31083465), (69, 28831040), (70, 28419168), (80, 24866772), (84, 23682640), (92, 21623280), (96, 20722310), (105, 18946112), (112, 17761980), (115, 17298624), (120, 16577848), (122, 16306080), (138, 14415520), (140, 14209584), (160, 12433386), (161, 12356160), (168, 11841320), (183, 10870720), (184, 10811640), (192, 10361155), (210, 9473056), (211, 9428160), (224, 8880990), (230, 8649312), (240, 8288924), (244, 8153040), (276, 7207760), (280, 7104792), (305, 6522432), (320, 6216693), (322, 6178080), (336, 5920660), (345, 5766208), (366, 5435360), (368, 5405820), (420, 4736528), (422, 4714080), (427, 4658880), (448, 4440495), (460, 4324656), (480, 4144462), (483, 4118720), (488, 4076520), (552, 3603880), (560, 3552396), (610, 3261216), (633, 3142720), (644, 3089040), (672, 2960330), (690, 2883104), (732, 2717680), (736, 2702910), (805, 2471232), (840, 2368264), (844, 2357040), (854, 2329440), (915, 2174144), (920, 2162328), (960, 2072231), (966, 2059360), (976, 2038260), (1055, 1885632), (1104, 1801940), (1120, 1776198), (1220, 1630608), (1266, 1571360), (1281, 1552960), (1288, 1544520), (1344, 1480165), (1380, 1441552), (1403, 1417920), (1464, 1358840), (1472, 1351455), (1477, 1346880), (1610, 1235616), (1680, 1184132), (1688, 1178520), (1708, 1164720), (1830, 1087072), (1840, 1081164), (1932, 1029680), (1952, 1019130), (2110, 942816), (2135, 931776), (2208, 900970), (2240, 888099), (2415, 823744), (2440, 815304), (2532, 785680), (2562, 776480), (2576, 772260), (2760, 720776), (2806, 708960), (2928, 679420), (2954, 673440), (3165, 628544), (3220, 617808), (3360, 592066), (3376, 589260), (3416, 582360), (3660, 543536), (3680, 540582), (3864, 514840), (3904, 509565), (4209, 472640), (4220, 471408), (4270, 465888), (4416, 450485), (4431, 448960), (4830, 411872), (4853, 409920), (4880, 407652), (5064, 392840), (5124, 388240), (5152, 386130), (5520, 360388), (5612, 354480), (5856, 339710), (5908, 336720), (6330, 314272), (6405, 310592), (6440, 308904), (6720, 296033), (6752, 294630), (6832, 291180), (7015, 283584), (7320, 271768), (7360, 270291), (7385, 269376), (7728, 257420), (8418, 236320), (8440, 235704), (8540, 232944), (8862, 224480), (9660, 205936), (9706, 204960), (9760, 203826), (9821, 202560), (10128, 196420), (10248, 194120), (10304, 193065), (11040, 180194), (11224, 177240), (11712, 169855), (11816, 168360), (12660, 157136), (12810, 155296), (12871, 154560), (12880, 154452), (13504, 147315), (13664, 145590), (14030, 141792), (14559, 136640), (14640, 135884), (14770, 134688), (15456, 128710), (16836, 118160), (16880, 117852), (17080, 116472), (17724, 112240), (19320, 102968), (19412, 102480), (19520, 101913), (19642, 101280), (20256, 98210), (20496, 97060), (21045, 94528), (22080, 90097), (22155, 89792), (22448, 88620), (23632, 84180), (24265, 81984), (25320, 78568), (25620, 77648), (25742, 77280), (25760, 77226), (27328, 72795), (28060, 70896), (29118, 68320), (29280, 67942), (29463, 67520), (29540, 67344), (30912, 64355), (33672, 59080), (33760, 58926), (33971, 58560), (34160, 58236), (35448, 56120), (38613, 51520), (38640, 51484), (38824, 51240), (39284, 50640), (40512, 49105), (40992, 48530), (42090, 47264), (44310, 44896)]