1977784872

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1237}}^1$

素因数の和:1591

約数の個数: 128

約数和(自身を含む): 5856829440

約数和(自身を除く): 3879044568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 307, 372, 434, 614, 651, 744, 868, 921, 1228, 1237, 1302, 1736, 1842, 2149, 2456, 2474, 2604, 3684, 3711, 4298, 4948, 5208, 6447, 7368, 7422, 8596, 8659, 9517, 9896, 12894, 14844, 17192, 17318, 19034, 25788, 25977, 28551, 29688, 34636, 38068, 38347, 51576, 51954, 57102, 66619, 69272, 76136, 76694, 103908, 114204, 115041, 133238, 153388, 199857, 207816, 228408, 230082, 266476, 268429, 306776, 379759, 399714, 460164, 532952, 536858, 759518, 799428, 805287, 920328, 1073716, 1139277, 1519036, 1598856, 1610574, 2147432, 2278554, 2658313, 3038072, 3221148, 4557108, 5316626, 6442296, 7974939, 9114216, 10633252, 11772529, 15949878, 21266504, 23545058, 31899756, 35317587, 47090116, 63799512, 70635174, 82407703, 94180232, 141270348, 164815406, 247223109, 282540696, 329630812, 494446218, 659261624, 988892436, 1977784872]

約数ペア:

[(1, 1977784872), (2, 988892436), (3, 659261624), (4, 494446218), (6, 329630812), (7, 282540696), (8, 247223109), (12, 164815406), (14, 141270348), (21, 94180232), (24, 82407703), (28, 70635174), (31, 63799512), (42, 47090116), (56, 35317587), (62, 31899756), (84, 23545058), (93, 21266504), (124, 15949878), (168, 11772529), (186, 10633252), (217, 9114216), (248, 7974939), (307, 6442296), (372, 5316626), (434, 4557108), (614, 3221148), (651, 3038072), (744, 2658313), (868, 2278554), (921, 2147432), (1228, 1610574), (1237, 1598856), (1302, 1519036), (1736, 1139277), (1842, 1073716), (2149, 920328), (2456, 805287), (2474, 799428), (2604, 759518), (3684, 536858), (3711, 532952), (4298, 460164), (4948, 399714), (5208, 379759), (6447, 306776), (7368, 268429), (7422, 266476), (8596, 230082), (8659, 228408), (9517, 207816), (9896, 199857), (12894, 153388), (14844, 133238), (17192, 115041), (17318, 114204), (19034, 103908), (25788, 76694), (25977, 76136), (28551, 69272), (29688, 66619), (34636, 57102), (38068, 51954), (38347, 51576)]