279027528

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1767

約数の個数: 128

約数和(自身を含む): 821560320

約数和(自身を除く): 542532792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 31, 34, 39, 51, 52, 62, 68, 78, 93, 102, 104, 124, 136, 156, 186, 204, 221, 248, 312, 372, 403, 408, 442, 527, 663, 744, 806, 884, 1054, 1209, 1326, 1581, 1612, 1697, 1768, 2108, 2418, 2652, 3162, 3224, 3394, 4216, 4836, 5091, 5304, 6324, 6788, 6851, 9672, 10182, 12648, 13576, 13702, 20364, 20553, 22061, 27404, 28849, 40728, 41106, 44122, 52607, 54808, 57698, 66183, 82212, 86547, 88244, 105214, 115396, 132366, 157821, 164424, 173094, 176488, 210428, 230792, 264732, 315642, 346188, 375037, 420856, 529464, 631284, 683891, 692376, 750074, 894319, 1125111, 1262568, 1367782, 1500148, 1788638, 2051673, 2250222, 2682957, 2735564, 3000296, 3577276, 4103346, 4500444, 5365914, 5471128, 7154552, 8206692, 9000888, 10731828, 11626147, 16413384, 21463656, 23252294, 34878441, 46504588, 69756882, 93009176, 139513764, 279027528]

約数ペア:

[(1, 279027528), (2, 139513764), (3, 93009176), (4, 69756882), (6, 46504588), (8, 34878441), (12, 23252294), (13, 21463656), (17, 16413384), (24, 11626147), (26, 10731828), (31, 9000888), (34, 8206692), (39, 7154552), (51, 5471128), (52, 5365914), (62, 4500444), (68, 4103346), (78, 3577276), (93, 3000296), (102, 2735564), (104, 2682957), (124, 2250222), (136, 2051673), (156, 1788638), (186, 1500148), (204, 1367782), (221, 1262568), (248, 1125111), (312, 894319), (372, 750074), (403, 692376), (408, 683891), (442, 631284), (527, 529464), (663, 420856), (744, 375037), (806, 346188), (884, 315642), (1054, 264732), (1209, 230792), (1326, 210428), (1581, 176488), (1612, 173094), (1697, 164424), (1768, 157821), (2108, 132366), (2418, 115396), (2652, 105214), (3162, 88244), (3224, 86547), (3394, 82212), (4216, 66183), (4836, 57698), (5091, 54808), (5304, 52607), (6324, 44122), (6788, 41106), (6851, 40728), (9672, 28849), (10182, 27404), (12648, 22061), (13576, 20553), (13702, 20364)]