1331749802240

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:287

約数の個数: 864

約数和(自身を含む): 3965011440768

約数和(自身を除く): 2633261638528

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 44, 52, 55, 62, 64, 65, 67, 80, 88, 104, 110, 113, 124, 128, 130, 134, 143, 155, 160, 176, 208, 220, 226, 248, 256, 260, 268, 286, 310, 320, 335, 341, 352, 403, 416, 440, 452, 496, 520, 536, 565, 572, 620, 640, 670, 682, 704, 715, 737, 806, 832, 871, 880, 904, 961, 992, 1040, 1072, 1130, 1144, 1240, 1243, 1280, 1340, 1364, 1408, 1430, 1469, 1474, 1612, 1664, 1705, 1742, 1760, 1808, 1922, 1984, 2015, 2077, 2080, 2144, 2260, 2288, 2480, 2486, 2680, 2728, 2816, 2860, 2938, 2948, 3224, 3328, 3410, 3484, 3503, 3520, 3616, 3685, 3844, 3968, 4030, 4154, 4160, 4288, 4355, 4433, 4520, 4576, 4805, 4960, 4972, 5360, 5456, 5720, 5876, 5896, 6215, 6448, 6820, 6968, 7006, 7040, 7232, 7345, 7370, 7571, 7688, 7936, 8060, 8308, 8320, 8576, 8710, 8866, 9040, 9152, 9581, 9610, 9920, 9944, 10385, 10571, 10720, 10912, 11440, 11752, 11792, 12430, 12493, 12896, 13640, 13936, 14012, 14080, 14464, 14690, 14740, 15142, 15376, 16120, 16159, 16616, 16640, 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約数ペア:

[(1, 1331749802240), (2, 665874901120), (4, 332937450560), (5, 266349960448), (8, 166468725280), (10, 133174980224), (11, 121068163840), (13, 102442292480), (16, 83234362640), (20, 66587490112), (22, 60534081920), (26, 51221146240), (31, 42959671040), (32, 41617181320), (40, 33293745056), (44, 30267040960), (52, 25610573120), (55, 24213632768), (62, 21479835520), (64, 20808590660), (65, 20488458496), (67, 19876862720), (80, 16646872528), (88, 15133520480), (104, 12805286560), (110, 12106816384), (113, 11785396480), (124, 10739917760), (128, 10404295330), (130, 10244229248), (134, 9938431360), (143, 9312935680), (155, 8591934208), (160, 8323436264), (176, 7566760240), (208, 6402643280), (220, 6053408192), (226, 5892698240), (248, 5369958880), (256, 5202147665), (260, 5122114624), (268, 4969215680), (286, 4656467840), (310, 4295967104), (320, 4161718132), (335, 3975372544), (341, 3905424640), (352, 3783380120), (403, 3304590080), (416, 3201321640), (440, 3026704096), (452, 2946349120), 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(2938, 453284480), (2948, 451746880), (3224, 413073760), (3328, 400165205), (3410, 390542464), (3484, 382247360), (3503, 380174080), (3520, 378338012), (3616, 368293640), (3685, 361397504), (3844, 346448960), (3968, 335622430), (4030, 330459008), (4154, 320594560), (4160, 320132164), (4288, 310575980), (4355, 305797888), (4433, 300417280), (4520, 294634912), (4576, 291029240), (4805, 277159168), (4960, 268497944), (4972, 267849920), (5360, 248460784), (5456, 244089040), (5720, 232823392), (5876, 226642240), (5896, 225873440), (6215, 214279936), (6448, 206536880), (6820, 195271232), (6968, 191123680), (7006, 190087040), (7040, 189169006), (7232, 184146820), (7345, 181313792), (7370, 180698752), (7571, 175901440), (7688, 173224480), (7936, 167811215), (8060, 165229504), (8308, 160297280), (8320, 160066082), (8576, 155287990), (8710, 152898944), (8866, 150208640), (9040, 147317456), (9152, 145514620), (9581, 138999040), (9610, 138579584), (9920, 134248972), (9944, 133924960), (10385, 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1416514), (943360, 1411709), (969088, 1374230), (984230, 1353088), (999440, 1332496), (1001858, 1329280), (1030192, 1292720), (1034176, 1287740), (1080040, 1233056), (1082653, 1230080), (1085930, 1226368), (1099384, 1211360), (1114880, 1194523), (1120960, 1188044), (1134848, 1173505)]