319301640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:841

約数の個数: 288

約数和(自身を含む): 1261241280

約数和(自身を除く): 941939640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 49, 56, 60, 63, 69, 70, 72, 84, 90, 92, 98, 105, 115, 120, 126, 138, 140, 147, 161, 168, 180, 184, 196, 207, 210, 230, 245, 252, 276, 280, 294, 315, 322, 345, 360, 392, 414, 420, 441, 460, 483, 490, 504, 552, 588, 630, 644, 690, 735, 787, 805, 828, 840, 882, 920, 966, 980, 1035, 1127, 1176, 1260, 1288, 1380, 1449, 1470, 1574, 1610, 1656, 1764, 1932, 1960, 2070, 2205, 2254, 2361, 2415, 2520, 2760, 2898, 2940, 3148, 3220, 3381, 3528, 3864, 3935, 4140, 4410, 4508, 4722, 4830, 5509, 5635, 5796, 5880, 6296, 6440, 6762, 7083, 7245, 7870, 8280, 8820, 9016, 9444, 9660, 10143, 11018, 11270, 11592, 11805, 13524, 14166, 14490, 15740, 16527, 16905, 17640, 18101, 18888, 19320, 20286, 22036, 22540, 23610, 27048, 27545, 28332, 28980, 31480, 33054, 33810, 35415, 36202, 38563, 40572, 44072, 45080, 47220, 49581, 50715, 54303, 55090, 56664, 57960, 66108, 67620, 70830, 72404, 77126, 81144, 82635, 90505, 94440, 99162, 101430, 108606, 110180, 115689, 126707, 132216, 135240, 141660, 144808, 154252, 162909, 165270, 181010, 192815, 198324, 202860, 217212, 220360, 231378, 247905, 253414, 271515, 283320, 308504, 325818, 330540, 347067, 362020, 380121, 385630, 396648, 405720, 434424, 462756, 495810, 506828, 543030, 578445, 633535, 651636, 661080, 694134, 724040, 760242, 771260, 814545, 886949, 925512, 991620, 1013656, 1086060, 1140363, 1156890, 1267070, 1303272, 1388268, 1520484, 1542520, 1629090, 1735335, 1773898, 1900605, 1983240, 2172120, 2280726, 2313780, 2534140, 2660847, 2776536, 3040968, 3258180, 3470670, 3547796, 3801210, 4434745, 4561452, 4627560, 5068280, 5321694, 5701815, 6516360, 6941340, 7095592, 7602420, 7982541, 8869490, 9122904, 10643388, 11403630, 13304235, 13882680, 15204840, 15965082, 17738980, 21286776, 22807260, 26608470, 31930164, 35477960, 39912705, 45614520, 53216940, 63860328, 79825410, 106433880, 159650820, 319301640]

約数ペア:

[(1, 319301640), (2, 159650820), (3, 106433880), (4, 79825410), (5, 63860328), (6, 53216940), (7, 45614520), (8, 39912705), (9, 35477960), (10, 31930164), (12, 26608470), (14, 22807260), (15, 21286776), (18, 17738980), (20, 15965082), (21, 15204840), (23, 13882680), (24, 13304235), (28, 11403630), (30, 10643388), (35, 9122904), (36, 8869490), (40, 7982541), (42, 7602420), (45, 7095592), (46, 6941340), (49, 6516360), (56, 5701815), (60, 5321694), (63, 5068280), (69, 4627560), (70, 4561452), (72, 4434745), (84, 3801210), (90, 3547796), (92, 3470670), (98, 3258180), (105, 3040968), (115, 2776536), (120, 2660847), (126, 2534140), (138, 2313780), (140, 2280726), (147, 2172120), (161, 1983240), (168, 1900605), (180, 1773898), (184, 1735335), (196, 1629090), (207, 1542520), (210, 1520484), (230, 1388268), (245, 1303272), (252, 1267070), (276, 1156890), (280, 1140363), (294, 1086060), (315, 1013656), (322, 991620), (345, 925512), (360, 886949), (392, 814545), (414, 771260), (420, 760242), (441, 724040), (460, 694134), (483, 661080), (490, 651636), (504, 633535), (552, 578445), (588, 543030), (630, 506828), (644, 495810), (690, 462756), (735, 434424), (787, 405720), (805, 396648), (828, 385630), (840, 380121), (882, 362020), (920, 347067), (966, 330540), (980, 325818), (1035, 308504), (1127, 283320), (1176, 271515), (1260, 253414), (1288, 247905), (1380, 231378), (1449, 220360), (1470, 217212), (1574, 202860), (1610, 198324), (1656, 192815), (1764, 181010), (1932, 165270), (1960, 162909), (2070, 154252), (2205, 144808), (2254, 141660), (2361, 135240), (2415, 132216), (2520, 126707), (2760, 115689), (2898, 110180), (2940, 108606), (3148, 101430), (3220, 99162), (3381, 94440), (3528, 90505), (3864, 82635), (3935, 81144), (4140, 77126), (4410, 72404), (4508, 70830), (4722, 67620), (4830, 66108), (5509, 57960), (5635, 56664), (5796, 55090), (5880, 54303), (6296, 50715), (6440, 49581), (6762, 47220), (7083, 45080), (7245, 44072), (7870, 40572), (8280, 38563), (8820, 36202), (9016, 35415), (9444, 33810), (9660, 33054), (10143, 31480), (11018, 28980), (11270, 28332), (11592, 27545), (11805, 27048), (13524, 23610), (14166, 22540), (14490, 22036), (15740, 20286), (16527, 19320), (16905, 18888), (17640, 18101)]