2788450644

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:582

約数の個数: 144

約数和(自身を含む): 7717617600

約数和(自身を除く): 4929166956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 109, 139, 147, 196, 218, 278, 294, 313, 327, 417, 436, 556, 588, 626, 654, 763, 834, 939, 973, 1252, 1308, 1526, 1668, 1878, 1946, 2191, 2289, 2919, 3052, 3756, 3892, 4382, 4578, 5341, 5838, 6573, 6811, 8764, 9156, 10682, 11676, 13146, 13622, 15151, 15337, 16023, 20433, 21364, 26292, 27244, 30302, 30674, 32046, 34117, 40866, 43507, 45453, 46011, 60604, 61348, 64092, 68234, 81732, 87014, 90906, 92022, 102351, 106057, 130521, 136468, 174028, 181812, 184044, 204702, 212114, 238819, 261042, 304549, 318171, 409404, 424228, 477638, 522084, 609098, 636342, 716457, 742399, 913647, 955276, 1218196, 1272684, 1432914, 1484798, 1671733, 1827294, 2131843, 2227197, 2865828, 2969596, 3343466, 3654588, 4263686, 4454394, 4742263, 5015199, 6395529, 6686932, 8527372, 8908788, 9484526, 10030398, 12791058, 14226789, 18969052, 20060796, 25582116, 28453578, 33195841, 56907156, 66391682, 99587523, 132783364, 199175046, 232370887, 398350092, 464741774, 697112661, 929483548, 1394225322, 2788450644]

約数ペア:

[(1, 2788450644), (2, 1394225322), (3, 929483548), (4, 697112661), (6, 464741774), (7, 398350092), (12, 232370887), (14, 199175046), (21, 132783364), (28, 99587523), (42, 66391682), (49, 56907156), (84, 33195841), (98, 28453578), (109, 25582116), (139, 20060796), (147, 18969052), (196, 14226789), (218, 12791058), (278, 10030398), (294, 9484526), (313, 8908788), (327, 8527372), (417, 6686932), (436, 6395529), (556, 5015199), (588, 4742263), (626, 4454394), (654, 4263686), (763, 3654588), (834, 3343466), (939, 2969596), (973, 2865828), (1252, 2227197), (1308, 2131843), (1526, 1827294), (1668, 1671733), (1878, 1484798), (1946, 1432914), (2191, 1272684), (2289, 1218196), (2919, 955276), (3052, 913647), (3756, 742399), (3892, 716457), (4382, 636342), (4578, 609098), (5341, 522084), (5838, 477638), (6573, 424228), (6811, 409404), (8764, 318171), (9156, 304549), (10682, 261042), (11676, 238819), (13146, 212114), (13622, 204702), (15151, 184044), (15337, 181812), (16023, 174028), (20433, 136468), (21364, 130521), (26292, 106057), (27244, 102351), (30302, 92022), (30674, 90906), (32046, 87014), (34117, 81732), (40866, 68234), (43507, 64092), (45453, 61348), (46011, 60604)]