321604640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:192

約数の個数: 288

約数和(自身を含む): 992839680

約数和(自身を除く): 671235040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 49, 56, 68, 70, 76, 80, 85, 95, 98, 112, 119, 127, 133, 136, 140, 152, 160, 170, 190, 196, 224, 238, 245, 254, 266, 272, 280, 304, 323, 340, 380, 392, 476, 490, 508, 532, 544, 560, 595, 608, 635, 646, 665, 680, 760, 784, 833, 889, 931, 952, 980, 1016, 1064, 1120, 1190, 1270, 1292, 1330, 1360, 1520, 1568, 1615, 1666, 1778, 1862, 1904, 1960, 2032, 2128, 2159, 2261, 2380, 2413, 2540, 2584, 2660, 2720, 3040, 3230, 3332, 3556, 3724, 3808, 3920, 4064, 4165, 4256, 4318, 4445, 4522, 4655, 4760, 4826, 5080, 5168, 5320, 6223, 6460, 6664, 7112, 7448, 7840, 8330, 8636, 8890, 9044, 9310, 9520, 9652, 10160, 10336, 10640, 10795, 11305, 12065, 12446, 12920, 13328, 14224, 14896, 15113, 15827, 16660, 16891, 17272, 17780, 18088, 18620, 19040, 19304, 20320, 21280, 21590, 22610, 24130, 24892, 25840, 26656, 28448, 29792, 30226, 31115, 31654, 33320, 33782, 34544, 35560, 36176, 37240, 38608, 41021, 43180, 45220, 48260, 49784, 51680, 60452, 62230, 63308, 66640, 67564, 69088, 71120, 72352, 74480, 75565, 77216, 79135, 82042, 84455, 86360, 90440, 96520, 99568, 105791, 118237, 120904, 124460, 126616, 133280, 135128, 142240, 148960, 151130, 158270, 164084, 168910, 172720, 180880, 193040, 199136, 205105, 211582, 236474, 241808, 248920, 253232, 270256, 287147, 302260, 316540, 328168, 337820, 345440, 361760, 386080, 410210, 423164, 472948, 483616, 497840, 506464, 528955, 540512, 574294, 591185, 604520, 633080, 656336, 675640, 820420, 846328, 945896, 995680, 1057910, 1148588, 1182370, 1209040, 1266160, 1312672, 1351280, 1435735, 1640840, 1692656, 1891792, 2010029, 2115820, 2297176, 2364740, 2418080, 2532320, 2702560, 2871470, 3281680, 3385312, 3783584, 4020058, 4231640, 4594352, 4729480, 5742940, 6563360, 8040116, 8463280, 9188704, 9458960, 10050145, 11485880, 16080232, 16926560, 18917920, 20100290, 22971760, 32160464, 40200580, 45943520, 64320928, 80401160, 160802320, 321604640]

約数ペア:

[(1, 321604640), (2, 160802320), (4, 80401160), (5, 64320928), (7, 45943520), (8, 40200580), (10, 32160464), (14, 22971760), (16, 20100290), (17, 18917920), (19, 16926560), (20, 16080232), (28, 11485880), (32, 10050145), (34, 9458960), (35, 9188704), (38, 8463280), (40, 8040116), (49, 6563360), (56, 5742940), (68, 4729480), (70, 4594352), (76, 4231640), (80, 4020058), (85, 3783584), (95, 3385312), (98, 3281680), (112, 2871470), (119, 2702560), (127, 2532320), (133, 2418080), (136, 2364740), (140, 2297176), (152, 2115820), (160, 2010029), (170, 1891792), (190, 1692656), (196, 1640840), (224, 1435735), (238, 1351280), (245, 1312672), (254, 1266160), (266, 1209040), (272, 1182370), (280, 1148588), (304, 1057910), (323, 995680), (340, 945896), (380, 846328), (392, 820420), (476, 675640), (490, 656336), (508, 633080), (532, 604520), (544, 591185), (560, 574294), (595, 540512), (608, 528955), (635, 506464), (646, 497840), (665, 483616), (680, 472948), (760, 423164), (784, 410210), (833, 386080), (889, 361760), (931, 345440), (952, 337820), (980, 328168), (1016, 316540), (1064, 302260), (1120, 287147), (1190, 270256), (1270, 253232), (1292, 248920), (1330, 241808), (1360, 236474), (1520, 211582), (1568, 205105), (1615, 199136), (1666, 193040), (1778, 180880), (1862, 172720), (1904, 168910), (1960, 164084), (2032, 158270), (2128, 151130), (2159, 148960), (2261, 142240), (2380, 135128), (2413, 133280), (2540, 126616), (2584, 124460), (2660, 120904), (2720, 118237), (3040, 105791), (3230, 99568), (3332, 96520), (3556, 90440), (3724, 86360), (3808, 84455), (3920, 82042), (4064, 79135), (4165, 77216), (4256, 75565), (4318, 74480), (4445, 72352), (4522, 71120), (4655, 69088), (4760, 67564), (4826, 66640), (5080, 63308), (5168, 62230), (5320, 60452), (6223, 51680), (6460, 49784), (6664, 48260), (7112, 45220), (7448, 43180), (7840, 41021), (8330, 38608), (8636, 37240), (8890, 36176), (9044, 35560), (9310, 34544), (9520, 33782), (9652, 33320), (10160, 31654), (10336, 31115), (10640, 30226), (10795, 29792), (11305, 28448), (12065, 26656), (12446, 25840), (12920, 24892), (13328, 24130), (14224, 22610), (14896, 21590), (15113, 21280), (15827, 20320), (16660, 19304), (16891, 19040), (17272, 18620), (17780, 18088)]