390519920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:200

約数の個数: 240

約数和(自身を含む): 1169448960

約数和(自身を除く): 778929040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 80, 85, 95, 112, 119, 127, 133, 136, 140, 152, 170, 190, 238, 254, 266, 272, 280, 289, 304, 323, 340, 380, 476, 508, 532, 560, 578, 595, 635, 646, 665, 680, 760, 889, 952, 1016, 1064, 1156, 1190, 1270, 1292, 1330, 1360, 1445, 1520, 1615, 1778, 1904, 2023, 2032, 2128, 2159, 2261, 2312, 2380, 2413, 2540, 2584, 2660, 2890, 3230, 3556, 4046, 4318, 4445, 4522, 4624, 4760, 4826, 5080, 5168, 5320, 5491, 5780, 6460, 7112, 8092, 8636, 8890, 9044, 9520, 9652, 10115, 10160, 10640, 10795, 10982, 11305, 11560, 12065, 12920, 14224, 15113, 16184, 16891, 17272, 17780, 18088, 19304, 20230, 21590, 21964, 22610, 23120, 24130, 25840, 27455, 30226, 32368, 33782, 34544, 35560, 36176, 36703, 38437, 38608, 40460, 41021, 43180, 43928, 45220, 48260, 54910, 60452, 67564, 71120, 73406, 75565, 76874, 80920, 82042, 84455, 86360, 87856, 90440, 96520, 109820, 120904, 135128, 146812, 151130, 153748, 161840, 164084, 168910, 172720, 180880, 183515, 192185, 193040, 205105, 219640, 241808, 256921, 270256, 287147, 293624, 302260, 307496, 328168, 337820, 367030, 384370, 410210, 439280, 513842, 574294, 587248, 604520, 614992, 656336, 675640, 697357, 734060, 768740, 820420, 1027684, 1148588, 1209040, 1284605, 1351280, 1394714, 1435735, 1468120, 1537480, 1640840, 2055368, 2297176, 2569210, 2789428, 2871470, 2936240, 3074960, 3281680, 3486785, 4110736, 4594352, 4881499, 5138420, 5578856, 5742940, 6973570, 9762998, 10276840, 11157712, 11485880, 13947140, 19525996, 20553680, 22971760, 24407495, 27894280, 39051992, 48814990, 55788560, 78103984, 97629980, 195259960, 390519920]

約数ペア:

[(1, 390519920), (2, 195259960), (4, 97629980), (5, 78103984), (7, 55788560), (8, 48814990), (10, 39051992), (14, 27894280), (16, 24407495), (17, 22971760), (19, 20553680), (20, 19525996), (28, 13947140), (34, 11485880), (35, 11157712), (38, 10276840), (40, 9762998), (56, 6973570), (68, 5742940), (70, 5578856), (76, 5138420), (80, 4881499), (85, 4594352), (95, 4110736), (112, 3486785), (119, 3281680), (127, 3074960), (133, 2936240), (136, 2871470), (140, 2789428), (152, 2569210), (170, 2297176), (190, 2055368), (238, 1640840), (254, 1537480), (266, 1468120), (272, 1435735), (280, 1394714), (289, 1351280), (304, 1284605), (323, 1209040), (340, 1148588), (380, 1027684), (476, 820420), (508, 768740), (532, 734060), (560, 697357), (578, 675640), (595, 656336), (635, 614992), (646, 604520), (665, 587248), (680, 574294), (760, 513842), (889, 439280), (952, 410210), (1016, 384370), (1064, 367030), (1156, 337820), (1190, 328168), (1270, 307496), (1292, 302260), (1330, 293624), (1360, 287147), (1445, 270256), (1520, 256921), (1615, 241808), (1778, 219640), (1904, 205105), (2023, 193040), (2032, 192185), (2128, 183515), (2159, 180880), (2261, 172720), (2312, 168910), (2380, 164084), (2413, 161840), (2540, 153748), (2584, 151130), (2660, 146812), (2890, 135128), (3230, 120904), (3556, 109820), (4046, 96520), (4318, 90440), (4445, 87856), (4522, 86360), (4624, 84455), (4760, 82042), (4826, 80920), (5080, 76874), (5168, 75565), (5320, 73406), (5491, 71120), (5780, 67564), (6460, 60452), (7112, 54910), (8092, 48260), (8636, 45220), (8890, 43928), (9044, 43180), (9520, 41021), (9652, 40460), (10115, 38608), (10160, 38437), (10640, 36703), (10795, 36176), (10982, 35560), (11305, 34544), (11560, 33782), (12065, 32368), (12920, 30226), (14224, 27455), (15113, 25840), (16184, 24130), (16891, 23120), (17272, 22610), (17780, 21964), (18088, 21590), (19304, 20230)]