651680640

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{967}}^1$

素因数の和:1011

約数の個数: 320

約数和(自身を含む): 2508881760

約数和(自身を除く): 1857201120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 324, 351, 360, 384, 390, 405, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 648, 702, 720, 780, 810, 832, 864, 936, 960, 967, 1040, 1053, 1080, 1152, 1170, 1248, 1296, 1404, 1440, 1560, 1620, 1664, 1728, 1755, 1872, 1920, 1934, 2080, 2106, 2160, 2340, 2496, 2592, 2808, 2880, 2901, 3120, 3240, 3456, 3510, 3744, 3868, 4160, 4212, 4320, 4680, 4835, 4992, 5184, 5265, 5616, 5760, 5802, 6240, 6480, 7020, 7488, 7736, 8320, 8424, 8640, 8703, 9360, 9670, 10368, 10530, 11232, 11604, 12480, 12571, 12960, 14040, 14505, 14976, 15472, 16848, 17280, 17406, 18720, 19340, 21060, 22464, 23208, 24960, 25142, 25920, 26109, 28080, 29010, 30944, 33696, 34812, 37440, 37713, 38680, 42120, 43515, 44928, 46416, 50284, 51840, 52218, 56160, 58020, 61888, 62855, 67392, 69624, 74880, 75426, 77360, 78327, 84240, 87030, 92832, 100568, 104436, 112320, 113139, 116040, 123776, 125710, 130545, 134784, 139248, 150852, 154720, 156654, 168480, 174060, 185664, 188565, 201136, 208872, 224640, 226278, 232080, 251420, 261090, 278496, 301704, 309440, 313308, 336960, 339417, 348120, 371328, 377130, 391635, 402272, 417744, 452556, 464160, 502840, 522180, 556992, 565695, 603408, 618880, 626616, 673920, 678834, 696240, 754260, 783270, 804544, 835488, 905112, 928320, 1005680, 1018251, 1044360, 1113984, 1131390, 1206816, 1253232, 1357668, 1392480, 1508520, 1566540, 1609088, 1670976, 1697085, 1810224, 1856640, 2011360, 2036502, 2088720, 2262780, 2413632, 2506464, 2715336, 2784960, 3017040, 3133080, 3341952, 3394170, 3620448, 4022720, 4073004, 4177440, 4525560, 4827264, 5012928, 5091255, 5430672, 5569920, 6034080, 6266160, 6788340, 7240896, 8045440, 8146008, 8354880, 9051120, 10025856, 10182510, 10861344, 12068160, 12532320, 13576680, 14481792, 16292016, 16709760, 18102240, 20365020, 21722688, 24136320, 25064640, 27153360, 32584032, 36204480, 40730040, 43445376, 50129280, 54306720, 65168064, 72408960, 81460080, 108613440, 130336128, 162920160, 217226880, 325840320, 651680640]

約数ペア:

[(1, 651680640), (2, 325840320), (3, 217226880), (4, 162920160), (5, 130336128), (6, 108613440), (8, 81460080), (9, 72408960), (10, 65168064), (12, 54306720), (13, 50129280), (15, 43445376), (16, 40730040), (18, 36204480), (20, 32584032), (24, 27153360), (26, 25064640), (27, 24136320), (30, 21722688), (32, 20365020), (36, 18102240), (39, 16709760), (40, 16292016), (45, 14481792), (48, 13576680), (52, 12532320), (54, 12068160), (60, 10861344), (64, 10182510), (65, 10025856), (72, 9051120), (78, 8354880), (80, 8146008), (81, 8045440), (90, 7240896), (96, 6788340), (104, 6266160), (108, 6034080), (117, 5569920), (120, 5430672), (128, 5091255), (130, 5012928), (135, 4827264), (144, 4525560), (156, 4177440), (160, 4073004), (162, 4022720), (180, 3620448), (192, 3394170), (195, 3341952), (208, 3133080), (216, 3017040), (234, 2784960), (240, 2715336), (260, 2506464), (270, 2413632), (288, 2262780), (312, 2088720), (320, 2036502), (324, 2011360), (351, 1856640), (360, 1810224), (384, 1697085), (390, 1670976), (405, 1609088), (416, 1566540), (432, 1508520), (468, 1392480), (480, 1357668), (520, 1253232), (540, 1206816), (576, 1131390), (585, 1113984), (624, 1044360), (640, 1018251), (648, 1005680), (702, 928320), (720, 905112), (780, 835488), (810, 804544), (832, 783270), (864, 754260), (936, 696240), (960, 678834), (967, 673920), (1040, 626616), (1053, 618880), (1080, 603408), (1152, 565695), (1170, 556992), (1248, 522180), (1296, 502840), (1404, 464160), (1440, 452556), (1560, 417744), (1620, 402272), (1664, 391635), (1728, 377130), (1755, 371328), (1872, 348120), (1920, 339417), (1934, 336960), (2080, 313308), (2106, 309440), (2160, 301704), (2340, 278496), (2496, 261090), (2592, 251420), (2808, 232080), (2880, 226278), (2901, 224640), (3120, 208872), (3240, 201136), (3456, 188565), (3510, 185664), (3744, 174060), (3868, 168480), (4160, 156654), (4212, 154720), (4320, 150852), (4680, 139248), (4835, 134784), (4992, 130545), (5184, 125710), (5265, 123776), (5616, 116040), (5760, 113139), (5802, 112320), (6240, 104436), (6480, 100568), (7020, 92832), (7488, 87030), (7736, 84240), (8320, 78327), (8424, 77360), (8640, 75426), (8703, 74880), (9360, 69624), (9670, 67392), (10368, 62855), (10530, 61888), (11232, 58020), (11604, 56160), (12480, 52218), (12571, 51840), (12960, 50284), (14040, 46416), (14505, 44928), (14976, 43515), (15472, 42120), (16848, 38680), (17280, 37713), (17406, 37440), (18720, 34812), (19340, 33696), (21060, 30944), (22464, 29010), (23208, 28080), (24960, 26109), (25142, 25920)]