393420160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:804

約数の個数: 128

約数和(自身を含む): 1084415040

約数和(自身を除く): 690994880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 137, 140, 160, 224, 274, 280, 320, 448, 548, 560, 640, 641, 685, 896, 959, 1096, 1120, 1282, 1370, 1918, 2192, 2240, 2564, 2740, 3205, 3836, 4384, 4480, 4487, 4795, 5128, 5480, 6410, 7672, 8768, 8974, 9590, 10256, 10960, 12820, 15344, 17536, 17948, 19180, 20512, 21920, 22435, 25640, 30688, 35896, 38360, 41024, 43840, 44870, 51280, 61376, 71792, 76720, 82048, 87680, 87817, 89740, 102560, 122752, 143584, 153440, 175634, 179480, 205120, 287168, 306880, 351268, 358960, 410240, 439085, 574336, 613760, 614719, 702536, 717920, 878170, 1229438, 1405072, 1435840, 1756340, 2458876, 2810144, 2871680, 3073595, 3512680, 4917752, 5620288, 6147190, 7025360, 9835504, 11240576, 12294380, 14050720, 19671008, 24588760, 28101440, 39342016, 49177520, 56202880, 78684032, 98355040, 196710080, 393420160]

約数ペア:

[(1, 393420160), (2, 196710080), (4, 98355040), (5, 78684032), (7, 56202880), (8, 49177520), (10, 39342016), (14, 28101440), (16, 24588760), (20, 19671008), (28, 14050720), (32, 12294380), (35, 11240576), (40, 9835504), (56, 7025360), (64, 6147190), (70, 5620288), (80, 4917752), (112, 3512680), (128, 3073595), (137, 2871680), (140, 2810144), (160, 2458876), (224, 1756340), (274, 1435840), (280, 1405072), (320, 1229438), (448, 878170), (548, 717920), (560, 702536), (640, 614719), (641, 613760), (685, 574336), (896, 439085), (959, 410240), (1096, 358960), (1120, 351268), (1282, 306880), (1370, 287168), (1918, 205120), (2192, 179480), (2240, 175634), (2564, 153440), (2740, 143584), (3205, 122752), (3836, 102560), (4384, 89740), (4480, 87817), (4487, 87680), (4795, 82048), (5128, 76720), (5480, 71792), (6410, 61376), (7672, 51280), (8768, 44870), (8974, 43840), (9590, 41024), (10256, 38360), (10960, 35896), (12820, 30688), (15344, 25640), (17536, 22435), (17948, 21920), (19180, 20512)]