420828072

素因数分解:

$2^3\times 3^1\times 7^4\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 160

約数和(自身を含む): 1257088800

約数和(自身を除く): 836260728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 67, 84, 98, 109, 134, 147, 168, 196, 201, 218, 268, 294, 327, 343, 392, 402, 436, 469, 536, 588, 654, 686, 763, 804, 872, 938, 1029, 1176, 1308, 1372, 1407, 1526, 1608, 1876, 2058, 2289, 2401, 2616, 2744, 2814, 3052, 3283, 3752, 4116, 4578, 4802, 5341, 5628, 6104, 6566, 7203, 7303, 8232, 9156, 9604, 9849, 10682, 11256, 13132, 14406, 14606, 16023, 18312, 19208, 19698, 21364, 21909, 22981, 26264, 28812, 29212, 32046, 37387, 39396, 42728, 43818, 45962, 51121, 57624, 58424, 64092, 68943, 74774, 78792, 87636, 91924, 102242, 112161, 128184, 137886, 149548, 153363, 160867, 175272, 183848, 204484, 224322, 261709, 275772, 299096, 306726, 321734, 357847, 408968, 448644, 482601, 523418, 551544, 613452, 643468, 715694, 785127, 897288, 965202, 1046836, 1073541, 1226904, 1286936, 1431388, 1570254, 1930404, 2093672, 2147082, 2504929, 2862776, 3140508, 3860808, 4294164, 5009858, 6281016, 7514787, 8588328, 10019716, 15029574, 17534503, 20039432, 30059148, 35069006, 52603509, 60118296, 70138012, 105207018, 140276024, 210414036, 420828072]

約数ペア:

[(1, 420828072), (2, 210414036), (3, 140276024), (4, 105207018), (6, 70138012), (7, 60118296), (8, 52603509), (12, 35069006), (14, 30059148), (21, 20039432), (24, 17534503), (28, 15029574), (42, 10019716), (49, 8588328), (56, 7514787), (67, 6281016), (84, 5009858), (98, 4294164), (109, 3860808), (134, 3140508), (147, 2862776), (168, 2504929), (196, 2147082), (201, 2093672), (218, 1930404), (268, 1570254), (294, 1431388), (327, 1286936), (343, 1226904), (392, 1073541), (402, 1046836), (436, 965202), (469, 897288), (536, 785127), (588, 715694), (654, 643468), (686, 613452), (763, 551544), (804, 523418), (872, 482601), (938, 448644), (1029, 408968), (1176, 357847), (1308, 321734), (1372, 306726), (1407, 299096), (1526, 275772), (1608, 261709), (1876, 224322), (2058, 204484), (2289, 183848), (2401, 175272), (2616, 160867), (2744, 153363), (2814, 149548), (3052, 137886), (3283, 128184), (3752, 112161), (4116, 102242), (4578, 91924), (4802, 87636), (5341, 78792), (5628, 74774), (6104, 68943), (6566, 64092), (7203, 58424), (7303, 57624), (8232, 51121), (9156, 45962), (9604, 43818), (9849, 42728), (10682, 39396), (11256, 37387), (13132, 32046), (14406, 29212), (14606, 28812), (16023, 26264), (18312, 22981), (19208, 21909), (19698, 21364)]