258734560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:273

約数の個数: 192

約数和(自身を含む): 752467968

約数和(自身を除く): 493733408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 107, 112, 119, 127, 136, 140, 160, 170, 214, 224, 238, 254, 272, 280, 340, 428, 476, 508, 535, 544, 560, 595, 635, 680, 749, 856, 889, 952, 1016, 1070, 1120, 1190, 1270, 1360, 1498, 1712, 1778, 1819, 1904, 2032, 2140, 2159, 2380, 2540, 2720, 2996, 3424, 3556, 3638, 3745, 3808, 4064, 4280, 4318, 4445, 4760, 5080, 5992, 7112, 7276, 7490, 8560, 8636, 8890, 9095, 9520, 10160, 10795, 11984, 12733, 13589, 14224, 14552, 14980, 15113, 17120, 17272, 17780, 18190, 19040, 20320, 21590, 23968, 25466, 27178, 28448, 29104, 29960, 30226, 34544, 35560, 36380, 43180, 50932, 54356, 58208, 59920, 60452, 63665, 67945, 69088, 71120, 72760, 75565, 86360, 95123, 101864, 108712, 119840, 120904, 127330, 135890, 142240, 145520, 151130, 172720, 190246, 203728, 217424, 231013, 241808, 254660, 271780, 291040, 302260, 345440, 380492, 407456, 434848, 462026, 475615, 483616, 509320, 543560, 604520, 760984, 924052, 951230, 1018640, 1087120, 1155065, 1209040, 1521968, 1617091, 1848104, 1902460, 2037280, 2174240, 2310130, 2418080, 3043936, 3234182, 3696208, 3804920, 4620260, 6468364, 7392416, 7609840, 8085455, 9240520, 12936728, 15219680, 16170910, 18481040, 25873456, 32341820, 36962080, 51746912, 64683640, 129367280, 258734560]

約数ペア:

[(1, 258734560), (2, 129367280), (4, 64683640), (5, 51746912), (7, 36962080), (8, 32341820), (10, 25873456), (14, 18481040), (16, 16170910), (17, 15219680), (20, 12936728), (28, 9240520), (32, 8085455), (34, 7609840), (35, 7392416), (40, 6468364), (56, 4620260), (68, 3804920), (70, 3696208), (80, 3234182), (85, 3043936), (107, 2418080), (112, 2310130), (119, 2174240), (127, 2037280), (136, 1902460), (140, 1848104), (160, 1617091), (170, 1521968), (214, 1209040), (224, 1155065), (238, 1087120), (254, 1018640), (272, 951230), (280, 924052), (340, 760984), (428, 604520), (476, 543560), (508, 509320), (535, 483616), (544, 475615), (560, 462026), (595, 434848), (635, 407456), (680, 380492), (749, 345440), (856, 302260), (889, 291040), (952, 271780), (1016, 254660), (1070, 241808), (1120, 231013), (1190, 217424), (1270, 203728), (1360, 190246), (1498, 172720), (1712, 151130), (1778, 145520), (1819, 142240), (1904, 135890), (2032, 127330), (2140, 120904), (2159, 119840), (2380, 108712), (2540, 101864), (2720, 95123), (2996, 86360), (3424, 75565), (3556, 72760), (3638, 71120), (3745, 69088), (3808, 67945), (4064, 63665), (4280, 60452), (4318, 59920), (4445, 58208), (4760, 54356), (5080, 50932), (5992, 43180), (7112, 36380), (7276, 35560), (7490, 34544), (8560, 30226), (8636, 29960), (8890, 29104), (9095, 28448), (9520, 27178), (10160, 25466), (10795, 23968), (11984, 21590), (12733, 20320), (13589, 19040), (14224, 18190), (14552, 17780), (14980, 17272), (15113, 17120)]