40156480

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:241

約数の個数: 168

約数和(自身を含む): 120399048

約数和(自身を除く): 80242568

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 197, 208, 224, 245, 260, 280, 320, 364, 392, 394, 416, 448, 455, 490, 520, 560, 637, 728, 784, 788, 832, 910, 980, 985, 1040, 1120, 1274, 1379, 1456, 1568, 1576, 1820, 1960, 1970, 2080, 2240, 2548, 2561, 2758, 2912, 3136, 3152, 3185, 3640, 3920, 3940, 4160, 5096, 5122, 5516, 5824, 6304, 6370, 6895, 7280, 7840, 7880, 9653, 10192, 10244, 11032, 12608, 12740, 12805, 13790, 14560, 15680, 15760, 17927, 19306, 20384, 20488, 22064, 25480, 25610, 27580, 29120, 31520, 35854, 38612, 40768, 40976, 44128, 48265, 50960, 51220, 55160, 63040, 71708, 77224, 81952, 88256, 89635, 96530, 101920, 102440, 110320, 125489, 143416, 154448, 163904, 179270, 193060, 203840, 204880, 220640, 250978, 286832, 308896, 358540, 386120, 409760, 441280, 501956, 573664, 617792, 627445, 717080, 772240, 819520, 1003912, 1147328, 1254890, 1434160, 1544480, 2007824, 2509780, 2868320, 3088960, 4015648, 5019560, 5736640, 8031296, 10039120, 20078240, 40156480]

約数ペア:

[(1, 40156480), (2, 20078240), (4, 10039120), (5, 8031296), (7, 5736640), (8, 5019560), (10, 4015648), (13, 3088960), (14, 2868320), (16, 2509780), (20, 2007824), (26, 1544480), (28, 1434160), (32, 1254890), (35, 1147328), (40, 1003912), (49, 819520), (52, 772240), (56, 717080), (64, 627445), (65, 617792), (70, 573664), (80, 501956), (91, 441280), (98, 409760), (104, 386120), (112, 358540), (130, 308896), (140, 286832), (160, 250978), (182, 220640), (196, 204880), (197, 203840), (208, 193060), (224, 179270), (245, 163904), (260, 154448), (280, 143416), (320, 125489), (364, 110320), (392, 102440), (394, 101920), (416, 96530), (448, 89635), (455, 88256), (490, 81952), (520, 77224), (560, 71708), (637, 63040), (728, 55160), (784, 51220), (788, 50960), (832, 48265), (910, 44128), (980, 40976), (985, 40768), (1040, 38612), (1120, 35854), (1274, 31520), (1379, 29120), (1456, 27580), (1568, 25610), (1576, 25480), (1820, 22064), (1960, 20488), (1970, 20384), (2080, 19306), (2240, 17927), (2548, 15760), (2561, 15680), (2758, 14560), (2912, 13790), (3136, 12805), (3152, 12740), (3185, 12608), (3640, 11032), (3920, 10244), (3940, 10192), (4160, 9653), (5096, 7880), (5122, 7840), (5516, 7280), (5824, 6895), (6304, 6370)]