1668368520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:565

約数の個数: 384

約数和(自身を含む): 6742794240

約数和(自身を除く): 5074425720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 127, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 254, 260, 273, 280, 312, 315, 360, 364, 381, 390, 401, 420, 455, 468, 504, 508, 520, 546, 585, 630, 635, 728, 762, 780, 802, 819, 840, 889, 910, 936, 1016, 1092, 1143, 1170, 1203, 1260, 1270, 1365, 1524, 1560, 1604, 1638, 1651, 1778, 1820, 1905, 2005, 2184, 2286, 2340, 2406, 2520, 2540, 2667, 2730, 2807, 3048, 3208, 3276, 3302, 3556, 3609, 3640, 3810, 4010, 4095, 4445, 4572, 4680, 4812, 4953, 5080, 5213, 5334, 5460, 5614, 5715, 6015, 6552, 6604, 7112, 7218, 7620, 8001, 8020, 8190, 8255, 8421, 8890, 9144, 9624, 9906, 10426, 10668, 10920, 11228, 11430, 11557, 12030, 13208, 13335, 14035, 14436, 14859, 15240, 15639, 16002, 16040, 16380, 16510, 16842, 17780, 18045, 19812, 20852, 21336, 22456, 22860, 23114, 24060, 24765, 25263, 26065, 26670, 28070, 28872, 29718, 31278, 32004, 32760, 33020, 33684, 34671, 35560, 36090, 36491, 39624, 40005, 41704, 42105, 45720, 46228, 46917, 48120, 49530, 50526, 50927, 52130, 53340, 56140, 57785, 59436, 62556, 64008, 66040, 67368, 69342, 72180, 72982, 74295, 78195, 80010, 84210, 92456, 93834, 99060, 101052, 101854, 104013, 104260, 106680, 109473, 112280, 115570, 118872, 125112, 126315, 138684, 144360, 145964, 148590, 152781, 156390, 160020, 168420, 173355, 182455, 187668, 198120, 202104, 203708, 208026, 208520, 218946, 231140, 234585, 252630, 254635, 277368, 291928, 297180, 305562, 312780, 320040, 328419, 336840, 346710, 356489, 364910, 375336, 407416, 416052, 437892, 458343, 462280, 469170, 505260, 509270, 520065, 547365, 594360, 611124, 625560, 656838, 662051, 693420, 712978, 729820, 763905, 832104, 875784, 916686, 938340, 1010520, 1018540, 1040130, 1069467, 1094730, 1222248, 1313676, 1324102, 1386840, 1425956, 1459640, 1527810, 1642095, 1782445, 1833372, 1876680, 1986153, 2037080, 2080260, 2138934, 2189460, 2291715, 2627352, 2648204, 2851912, 3055620, 3208401, 3284190, 3310255, 3564890, 3666744, 3972306, 4160520, 4277868, 4378920, 4583430, 4634357, 5296408, 5347335, 5958459, 6111240, 6416802, 6568380, 6620510, 7129780, 7944612, 8555736, 9166860, 9268714, 9930765, 10694670, 11916918, 12833604, 13136760, 13241020, 13903071, 14259560, 15889224, 16042005, 18333720, 18537428, 19861530, 21389340, 23171785, 23833836, 25667208, 26482040, 27806142, 29792295, 32084010, 37074856, 39723060, 41709213, 42778680, 46343570, 47667672, 55612284, 59584590, 64168020, 69515355, 79446120, 83418426, 92687140, 111224568, 119169180, 128336040, 139030710, 166836852, 185374280, 208546065, 238338360, 278061420, 333673704, 417092130, 556122840, 834184260, 1668368520]

約数ペア:

[(1, 1668368520), (2, 834184260), (3, 556122840), (4, 417092130), (5, 333673704), (6, 278061420), (7, 238338360), (8, 208546065), (9, 185374280), (10, 166836852), (12, 139030710), (13, 128336040), (14, 119169180), (15, 111224568), (18, 92687140), (20, 83418426), (21, 79446120), (24, 69515355), (26, 64168020), (28, 59584590), (30, 55612284), (35, 47667672), (36, 46343570), (39, 42778680), (40, 41709213), (42, 39723060), (45, 37074856), (52, 32084010), (56, 29792295), (60, 27806142), (63, 26482040), (65, 25667208), (70, 23833836), (72, 23171785), (78, 21389340), (84, 19861530), (90, 18537428), (91, 18333720), (104, 16042005), (105, 15889224), (117, 14259560), (120, 13903071), (126, 13241020), (127, 13136760), (130, 12833604), (140, 11916918), (156, 10694670), (168, 9930765), (180, 9268714), (182, 9166860), (195, 8555736), (210, 7944612), (234, 7129780), (252, 6620510), (254, 6568380), (260, 6416802), (273, 6111240), (280, 5958459), (312, 5347335), (315, 5296408), (360, 4634357), (364, 4583430), (381, 4378920), (390, 4277868), (401, 4160520), (420, 3972306), (455, 3666744), (468, 3564890), (504, 3310255), (508, 3284190), (520, 3208401), (546, 3055620), (585, 2851912), (630, 2648204), (635, 2627352), (728, 2291715), (762, 2189460), (780, 2138934), (802, 2080260), (819, 2037080), (840, 1986153), (889, 1876680), (910, 1833372), (936, 1782445), (1016, 1642095), (1092, 1527810), (1143, 1459640), (1170, 1425956), (1203, 1386840), (1260, 1324102), (1270, 1313676), (1365, 1222248), (1524, 1094730), (1560, 1069467), (1604, 1040130), (1638, 1018540), (1651, 1010520), (1778, 938340), (1820, 916686), (1905, 875784), (2005, 832104), (2184, 763905), (2286, 729820), (2340, 712978), (2406, 693420), (2520, 662051), (2540, 656838), (2667, 625560), (2730, 611124), (2807, 594360), (3048, 547365), (3208, 520065), (3276, 509270), (3302, 505260), (3556, 469170), (3609, 462280), (3640, 458343), (3810, 437892), (4010, 416052), (4095, 407416), (4445, 375336), (4572, 364910), (4680, 356489), (4812, 346710), (4953, 336840), (5080, 328419), (5213, 320040), (5334, 312780), (5460, 305562), (5614, 297180), (5715, 291928), (6015, 277368), (6552, 254635), (6604, 252630), (7112, 234585), (7218, 231140), (7620, 218946), (8001, 208520), (8020, 208026), (8190, 203708), (8255, 202104), (8421, 198120), (8890, 187668), (9144, 182455), (9624, 173355), (9906, 168420), (10426, 160020), (10668, 156390), (10920, 152781), (11228, 148590), (11430, 145964), (11557, 144360), (12030, 138684), (13208, 126315), (13335, 125112), (14035, 118872), (14436, 115570), (14859, 112280), (15240, 109473), (15639, 106680), (16002, 104260), (16040, 104013), (16380, 101854), (16510, 101052), (16842, 99060), (17780, 93834), (18045, 92456), (19812, 84210), (20852, 80010), (21336, 78195), (22456, 74295), (22860, 72982), (23114, 72180), (24060, 69342), (24765, 67368), (25263, 66040), (26065, 64008), (26670, 62556), (28070, 59436), (28872, 57785), (29718, 56140), (31278, 53340), (32004, 52130), (32760, 50927), (33020, 50526), (33684, 49530), (34671, 48120), (35560, 46917), (36090, 46228), (36491, 45720), (39624, 42105), (40005, 41704)]