646044984

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1447}}^1$

素因数の和:1531

約数の個数: 160

約数和(自身を含む): 1986858720

約数和(自身を除く): 1340813736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 53, 54, 72, 78, 81, 104, 106, 108, 117, 156, 159, 162, 212, 216, 234, 312, 318, 324, 351, 424, 468, 477, 636, 648, 689, 702, 936, 954, 1053, 1272, 1378, 1404, 1431, 1447, 1908, 2067, 2106, 2756, 2808, 2862, 2894, 3816, 4134, 4212, 4293, 4341, 5512, 5724, 5788, 6201, 8268, 8424, 8586, 8682, 11448, 11576, 12402, 13023, 16536, 17172, 17364, 18603, 18811, 24804, 26046, 34344, 34728, 37206, 37622, 39069, 49608, 52092, 55809, 56433, 74412, 75244, 76691, 78138, 104184, 111618, 112866, 117207, 148824, 150488, 153382, 156276, 169299, 223236, 225732, 230073, 234414, 306764, 312552, 338598, 446472, 451464, 460146, 468828, 507897, 613528, 677196, 690219, 920292, 937656, 996983, 1015794, 1354392, 1380438, 1523691, 1840584, 1993966, 2031588, 2070657, 2760876, 2990949, 3047382, 3987932, 4063176, 4141314, 5521752, 5981898, 6094764, 6211971, 7975864, 8282628, 8972847, 11963796, 12189528, 12423942, 16565256, 17945694, 23927592, 24847884, 26918541, 35891388, 49695768, 53837082, 71782776, 80755623, 107674164, 161511246, 215348328, 323022492, 646044984]

約数ペア:

[(1, 646044984), (2, 323022492), (3, 215348328), (4, 161511246), (6, 107674164), (8, 80755623), (9, 71782776), (12, 53837082), (13, 49695768), (18, 35891388), (24, 26918541), (26, 24847884), (27, 23927592), (36, 17945694), (39, 16565256), (52, 12423942), (53, 12189528), (54, 11963796), (72, 8972847), (78, 8282628), (81, 7975864), (104, 6211971), (106, 6094764), (108, 5981898), (117, 5521752), (156, 4141314), (159, 4063176), (162, 3987932), (212, 3047382), (216, 2990949), (234, 2760876), (312, 2070657), (318, 2031588), (324, 1993966), (351, 1840584), (424, 1523691), (468, 1380438), (477, 1354392), (636, 1015794), (648, 996983), (689, 937656), (702, 920292), (936, 690219), (954, 677196), (1053, 613528), (1272, 507897), (1378, 468828), (1404, 460146), (1431, 451464), (1447, 446472), (1908, 338598), (2067, 312552), (2106, 306764), (2756, 234414), (2808, 230073), (2862, 225732), (2894, 223236), (3816, 169299), (4134, 156276), (4212, 153382), (4293, 150488), (4341, 148824), (5512, 117207), (5724, 112866), (5788, 111618), (6201, 104184), (8268, 78138), (8424, 76691), (8586, 75244), (8682, 74412), (11448, 56433), (11576, 55809), (12402, 52092), (13023, 49608), (16536, 39069), (17172, 37622), (17364, 37206), (18603, 34728), (18811, 34344), (24804, 26046)]