7890040320

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:573

約数の個数: 320

約数和(自身を含む): 26810784000

約数和(自身を除く): 18920743680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 139, 152, 160, 190, 192, 228, 240, 256, 278, 285, 304, 320, 380, 384, 389, 417, 456, 480, 512, 556, 570, 608, 640, 695, 760, 768, 778, 834, 912, 960, 1112, 1140, 1167, 1216, 1280, 1390, 1520, 1536, 1556, 1668, 1824, 1920, 1945, 2085, 2224, 2280, 2334, 2432, 2560, 2641, 2780, 3040, 3112, 3336, 3648, 3840, 3890, 4170, 4448, 4560, 4668, 4864, 5282, 5560, 5835, 6080, 6224, 6672, 7296, 7391, 7680, 7780, 7923, 8340, 8896, 9120, 9336, 9728, 10564, 11120, 11670, 12160, 12448, 13205, 13344, 14592, 14782, 15560, 15846, 16680, 17792, 18240, 18672, 21128, 22173, 22240, 23340, 24320, 24896, 26410, 26688, 29184, 29564, 31120, 31692, 33360, 35584, 36480, 36955, 37344, 39615, 42256, 44346, 44480, 46680, 48640, 49792, 52820, 53376, 54071, 59128, 62240, 63384, 66720, 71168, 72960, 73910, 74688, 79230, 84512, 88692, 88960, 93360, 99584, 105640, 106752, 108142, 110865, 118256, 124480, 126768, 133440, 145920, 147820, 149376, 158460, 162213, 169024, 177384, 177920, 186720, 199168, 211280, 213504, 216284, 221730, 236512, 248960, 253536, 266880, 270355, 295640, 298752, 316920, 324426, 338048, 354768, 355840, 373440, 422560, 432568, 443460, 473024, 497920, 507072, 533760, 540710, 591280, 597504, 633840, 648852, 676096, 709536, 746880, 811065, 845120, 865136, 886920, 946048, 995840, 1014144, 1027349, 1067520, 1081420, 1182560, 1267680, 1297704, 1352192, 1419072, 1493760, 1622130, 1690240, 1730272, 1773840, 1892096, 2028288, 2054698, 2162840, 2365120, 2535360, 2595408, 2838144, 2987520, 3082047, 3244260, 3380480, 3460544, 3547680, 3784192, 4056576, 4109396, 4325680, 4730240, 5070720, 5136745, 5190816, 5676288, 6164094, 6488520, 6760960, 6921088, 7095360, 8218792, 8651360, 9460480, 10141440, 10273490, 10381632, 11352576, 12328188, 12977040, 13842176, 14190720, 15410235, 16437584, 17302720, 18920960, 20282880, 20546980, 20763264, 24656376, 25954080, 27684352, 28381440, 30820470, 32875168, 34605440, 41093960, 41526528, 49312752, 51908160, 56762880, 61640940, 65750336, 69210880, 82187920, 83053056, 98625504, 103816320, 123281880, 131500672, 138421760, 164375840, 197251008, 207632640, 246563760, 263001344, 328751680, 394502016, 415265280, 493127520, 526002688, 657503360, 789004032, 986255040, 1315006720, 1578008064, 1972510080, 2630013440, 3945020160, 7890040320]

約数ペア:

[(1, 7890040320), (2, 3945020160), (3, 2630013440), (4, 1972510080), (5, 1578008064), (6, 1315006720), (8, 986255040), (10, 789004032), (12, 657503360), (15, 526002688), (16, 493127520), (19, 415265280), (20, 394502016), (24, 328751680), (30, 263001344), (32, 246563760), (38, 207632640), (40, 197251008), (48, 164375840), (57, 138421760), (60, 131500672), (64, 123281880), (76, 103816320), (80, 98625504), (95, 83053056), (96, 82187920), (114, 69210880), (120, 65750336), (128, 61640940), (139, 56762880), (152, 51908160), (160, 49312752), (190, 41526528), (192, 41093960), (228, 34605440), (240, 32875168), (256, 30820470), (278, 28381440), (285, 27684352), (304, 25954080), (320, 24656376), (380, 20763264), (384, 20546980), (389, 20282880), (417, 18920960), (456, 17302720), (480, 16437584), (512, 15410235), (556, 14190720), (570, 13842176), (608, 12977040), (640, 12328188), (695, 11352576), (760, 10381632), (768, 10273490), (778, 10141440), (834, 9460480), (912, 8651360), (960, 8218792), (1112, 7095360), (1140, 6921088), (1167, 6760960), (1216, 6488520), (1280, 6164094), (1390, 5676288), (1520, 5190816), (1536, 5136745), (1556, 5070720), (1668, 4730240), (1824, 4325680), (1920, 4109396), (1945, 4056576), (2085, 3784192), (2224, 3547680), (2280, 3460544), (2334, 3380480), (2432, 3244260), (2560, 3082047), (2641, 2987520), (2780, 2838144), (3040, 2595408), (3112, 2535360), (3336, 2365120), (3648, 2162840), (3840, 2054698), (3890, 2028288), (4170, 1892096), (4448, 1773840), (4560, 1730272), (4668, 1690240), (4864, 1622130), (5282, 1493760), (5560, 1419072), (5835, 1352192), (6080, 1297704), (6224, 1267680), (6672, 1182560), (7296, 1081420), (7391, 1067520), (7680, 1027349), (7780, 1014144), (7923, 995840), (8340, 946048), (8896, 886920), (9120, 865136), (9336, 845120), (9728, 811065), (10564, 746880), (11120, 709536), (11670, 676096), (12160, 648852), (12448, 633840), (13205, 597504), (13344, 591280), (14592, 540710), (14782, 533760), (15560, 507072), (15846, 497920), (16680, 473024), (17792, 443460), (18240, 432568), (18672, 422560), (21128, 373440), (22173, 355840), (22240, 354768), (23340, 338048), (24320, 324426), (24896, 316920), (26410, 298752), (26688, 295640), (29184, 270355), (29564, 266880), (31120, 253536), (31692, 248960), (33360, 236512), (35584, 221730), (36480, 216284), (36955, 213504), (37344, 211280), (39615, 199168), (42256, 186720), (44346, 177920), (44480, 177384), (46680, 169024), (48640, 162213), (49792, 158460), (52820, 149376), (53376, 147820), (54071, 145920), (59128, 133440), (62240, 126768), (63384, 124480), (66720, 118256), (71168, 110865), (72960, 108142), (73910, 106752), (74688, 105640), (79230, 99584), (84512, 93360), (88692, 88960)]