397781280

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1$

素因数の和:830

約数の個数: 288

約数和(自身を含む): 1517914944

約数和(自身を除く): 1120133664

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, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 288, 312, 324, 351, 360, 390, 405, 416, 432, 468, 480, 486, 520, 540, 585, 624, 648, 702, 720, 780, 787, 810, 864, 936, 972, 1040, 1053, 1080, 1170, 1215, 1248, 1296, 1404, 1440, 1560, 1574, 1620, 1755, 1872, 1944, 2080, 2106, 2160, 2340, 2361, 2430, 2592, 2808, 3120, 3148, 3159, 3240, 3510, 3744, 3888, 3935, 4212, 4320, 4680, 4722, 4860, 5265, 5616, 6240, 6296, 6318, 6480, 7020, 7083, 7776, 7870, 8424, 9360, 9444, 9720, 10231, 10530, 11232, 11805, 12592, 12636, 12960, 14040, 14166, 15740, 15795, 16848, 18720, 18888, 19440, 20462, 21060, 21249, 23610, 25184, 25272, 28080, 28332, 30693, 31480, 31590, 33696, 35415, 37776, 38880, 40924, 42120, 42498, 47220, 50544, 51155, 56160, 56664, 61386, 62960, 63180, 63747, 70830, 75552, 81848, 84240, 84996, 92079, 94440, 101088, 102310, 106245, 113328, 122772, 125920, 126360, 127494, 141660, 153465, 163696, 168480, 169992, 184158, 188880, 191241, 204620, 212490, 226656, 245544, 252720, 254988, 276237, 283320, 306930, 318735, 327392, 339984, 368316, 377760, 382482, 409240, 424980, 460395, 491088, 505440, 509976, 552474, 566640, 613860, 637470, 679968, 736632, 764964, 818480, 828711, 849960, 920790, 956205, 982176, 1019952, 1104948, 1133280, 1227720, 1274940, 1381185, 1473264, 1529928, 1636960, 1657422, 1699920, 1841580, 1912410, 2039904, 2209896, 2455440, 2486133, 2549880, 2762370, 2946528, 3059856, 3314844, 3399840, 3683160, 3824820, 4143555, 4419792, 4910880, 4972266, 5099760, 5524740, 6119712, 6629688, 7366320, 7649640, 8287110, 8839584, 9944532, 10199520, 11049480, 12430665, 13259376, 14732640, 15299280, 16574220, 19889064, 22098960, 24861330, 26518752, 30598560, 33148440, 39778128, 44197920, 49722660, 66296880, 79556256, 99445320, 132593760, 198890640, 397781280]

約数ペア:

[(1, 397781280), (2, 198890640), (3, 132593760), (4, 99445320), (5, 79556256), (6, 66296880), (8, 49722660), (9, 44197920), (10, 39778128), (12, 33148440), (13, 30598560), (15, 26518752), (16, 24861330), (18, 22098960), (20, 19889064), (24, 16574220), (26, 15299280), (27, 14732640), (30, 13259376), (32, 12430665), (36, 11049480), (39, 10199520), (40, 9944532), (45, 8839584), (48, 8287110), (52, 7649640), (54, 7366320), (60, 6629688), (65, 6119712), (72, 5524740), (78, 5099760), (80, 4972266), (81, 4910880), (90, 4419792), (96, 4143555), (104, 3824820), (108, 3683160), (117, 3399840), (120, 3314844), (130, 3059856), (135, 2946528), (144, 2762370), (156, 2549880), (160, 2486133), (162, 2455440), (180, 2209896), (195, 2039904), (208, 1912410), (216, 1841580), (234, 1699920), (240, 1657422), (243, 1636960), (260, 1529928), (270, 1473264), (288, 1381185), (312, 1274940), (324, 1227720), (351, 1133280), (360, 1104948), (390, 1019952), (405, 982176), (416, 956205), (432, 920790), (468, 849960), (480, 828711), (486, 818480), (520, 764964), (540, 736632), (585, 679968), (624, 637470), (648, 613860), (702, 566640), (720, 552474), (780, 509976), (787, 505440), (810, 491088), (864, 460395), (936, 424980), (972, 409240), (1040, 382482), (1053, 377760), (1080, 368316), (1170, 339984), (1215, 327392), (1248, 318735), (1296, 306930), (1404, 283320), (1440, 276237), (1560, 254988), (1574, 252720), (1620, 245544), (1755, 226656), (1872, 212490), (1944, 204620), (2080, 191241), (2106, 188880), (2160, 184158), (2340, 169992), (2361, 168480), (2430, 163696), (2592, 153465), (2808, 141660), (3120, 127494), (3148, 126360), (3159, 125920), (3240, 122772), (3510, 113328), (3744, 106245), (3888, 102310), (3935, 101088), (4212, 94440), (4320, 92079), (4680, 84996), (4722, 84240), (4860, 81848), (5265, 75552), (5616, 70830), (6240, 63747), (6296, 63180), (6318, 62960), (6480, 61386), (7020, 56664), (7083, 56160), (7776, 51155), (7870, 50544), (8424, 47220), (9360, 42498), (9444, 42120), (9720, 40924), (10231, 38880), (10530, 37776), (11232, 35415), (11805, 33696), (12592, 31590), (12636, 31480), (12960, 30693), (14040, 28332), (14166, 28080), (15740, 25272), (15795, 25184), (16848, 23610), (18720, 21249), (18888, 21060), (19440, 20462)]