1388390640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:608

約数の個数: 320

約数和(自身を含む): 5344991232

約数和(自身を除く): 3956600592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 151, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 302, 312, 336, 364, 390, 420, 421, 453, 455, 520, 546, 560, 604, 624, 728, 755, 780, 840, 842, 906, 910, 1040, 1057, 1092, 1208, 1263, 1365, 1456, 1510, 1560, 1680, 1684, 1812, 1820, 1963, 2105, 2114, 2184, 2265, 2416, 2526, 2730, 2947, 3020, 3120, 3171, 3368, 3624, 3640, 3926, 4210, 4228, 4368, 4530, 5052, 5285, 5460, 5473, 5889, 5894, 6040, 6315, 6342, 6736, 7248, 7280, 7852, 8420, 8456, 8841, 9060, 9815, 10104, 10570, 10920, 10946, 11778, 11788, 12080, 12630, 12684, 13741, 14735, 15704, 15855, 16419, 16840, 16912, 17682, 18120, 19630, 20208, 21140, 21840, 21892, 23556, 23576, 25260, 25368, 27365, 27482, 29445, 29470, 31408, 31710, 32838, 33680, 35364, 36240, 38311, 39260, 41223, 42280, 43784, 44205, 47112, 47152, 50520, 50736, 54730, 54964, 58890, 58940, 63420, 63571, 65676, 68705, 70728, 76622, 78520, 82095, 82446, 84560, 87568, 88410, 94224, 101040, 109460, 109928, 114933, 117780, 117880, 126840, 127142, 131352, 137410, 141456, 153244, 157040, 164190, 164892, 176820, 190713, 191555, 206115, 218920, 219856, 229866, 235560, 235760, 253680, 254284, 262704, 274820, 306488, 317855, 328380, 329784, 353640, 381426, 383110, 412230, 437840, 444997, 459732, 471120, 508568, 549640, 574665, 612976, 635710, 656760, 659568, 707280, 762852, 766220, 824460, 826423, 889994, 919464, 953565, 1017136, 1099280, 1149330, 1271420, 1313520, 1334991, 1525704, 1532440, 1648920, 1652846, 1779988, 1838928, 1907130, 2224985, 2298660, 2479269, 2542840, 2669982, 3051408, 3064880, 3297840, 3305692, 3559976, 3814260, 4132115, 4449970, 4597320, 4958538, 5085680, 5339964, 5784961, 6611384, 6674955, 7119952, 7628520, 8264230, 8899940, 9194640, 9917076, 10679928, 11569922, 12396345, 13222768, 13349910, 15257040, 16528460, 17354883, 17799880, 19834152, 21359856, 23139844, 24792690, 26699820, 28924805, 33056920, 34709766, 35599760, 39668304, 46279688, 49585380, 53399640, 57849610, 66113840, 69419532, 86774415, 92559376, 99170760, 106799280, 115699220, 138839064, 173548830, 198341520, 231398440, 277678128, 347097660, 462796880, 694195320, 1388390640]

約数ペア:

[(1, 1388390640), (2, 694195320), (3, 462796880), (4, 347097660), (5, 277678128), (6, 231398440), (7, 198341520), (8, 173548830), (10, 138839064), (12, 115699220), (13, 106799280), (14, 99170760), (15, 92559376), (16, 86774415), (20, 69419532), (21, 66113840), (24, 57849610), (26, 53399640), (28, 49585380), (30, 46279688), (35, 39668304), (39, 35599760), (40, 34709766), (42, 33056920), (48, 28924805), (52, 26699820), (56, 24792690), (60, 23139844), (65, 21359856), (70, 19834152), (78, 17799880), (80, 17354883), (84, 16528460), (91, 15257040), (104, 13349910), (105, 13222768), (112, 12396345), (120, 11569922), (130, 10679928), (140, 9917076), (151, 9194640), (156, 8899940), (168, 8264230), (182, 7628520), (195, 7119952), (208, 6674955), (210, 6611384), (240, 5784961), (260, 5339964), (273, 5085680), (280, 4958538), (302, 4597320), (312, 4449970), (336, 4132115), (364, 3814260), (390, 3559976), (420, 3305692), (421, 3297840), (453, 3064880), (455, 3051408), (520, 2669982), (546, 2542840), (560, 2479269), (604, 2298660), (624, 2224985), (728, 1907130), (755, 1838928), (780, 1779988), (840, 1652846), (842, 1648920), (906, 1532440), (910, 1525704), (1040, 1334991), (1057, 1313520), (1092, 1271420), (1208, 1149330), (1263, 1099280), (1365, 1017136), (1456, 953565), (1510, 919464), (1560, 889994), (1680, 826423), (1684, 824460), (1812, 766220), (1820, 762852), (1963, 707280), (2105, 659568), (2114, 656760), (2184, 635710), (2265, 612976), (2416, 574665), (2526, 549640), (2730, 508568), (2947, 471120), (3020, 459732), (3120, 444997), (3171, 437840), (3368, 412230), (3624, 383110), (3640, 381426), (3926, 353640), (4210, 329784), (4228, 328380), (4368, 317855), (4530, 306488), (5052, 274820), (5285, 262704), (5460, 254284), (5473, 253680), (5889, 235760), (5894, 235560), (6040, 229866), (6315, 219856), (6342, 218920), (6736, 206115), (7248, 191555), (7280, 190713), (7852, 176820), (8420, 164892), (8456, 164190), (8841, 157040), (9060, 153244), (9815, 141456), (10104, 137410), (10570, 131352), (10920, 127142), (10946, 126840), (11778, 117880), (11788, 117780), (12080, 114933), (12630, 109928), (12684, 109460), (13741, 101040), (14735, 94224), (15704, 88410), (15855, 87568), (16419, 84560), (16840, 82446), (16912, 82095), (17682, 78520), (18120, 76622), (19630, 70728), (20208, 68705), (21140, 65676), (21840, 63571), (21892, 63420), (23556, 58940), (23576, 58890), (25260, 54964), (25368, 54730), (27365, 50736), (27482, 50520), (29445, 47152), (29470, 47112), (31408, 44205), (31710, 43784), (32838, 42280), (33680, 41223), (35364, 39260), (36240, 38311)]