248223885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:627

約数の個数: 128

約数和(自身を含む): 545771520

約数和(自身を除く): 297547635

約数列:

[1, 3, 5, 7, 13, 15, 17, 19, 21, 35, 39, 51, 57, 65, 85, 91, 95, 105, 119, 133, 195, 221, 247, 255, 273, 285, 323, 357, 399, 455, 563, 595, 663, 665, 741, 969, 1105, 1235, 1365, 1547, 1615, 1689, 1729, 1785, 1995, 2261, 2815, 3315, 3705, 3941, 4199, 4641, 4845, 5187, 6783, 7319, 7735, 8445, 8645, 9571, 10697, 11305, 11823, 12597, 19705, 20995, 21957, 23205, 25935, 28713, 29393, 32091, 33915, 36595, 47855, 51233, 53485, 59115, 62985, 66997, 74879, 88179, 109785, 124423, 139061, 143565, 146965, 153699, 160455, 181849, 200991, 224637, 256165, 334985, 373269, 374395, 417183, 440895, 545547, 622115, 695305, 768495, 870961, 909245, 973427, 1004955, 1123185, 1272943, 1866345, 2085915, 2364037, 2612883, 2727735, 2920281, 3818829, 4354805, 4867135, 6364715, 7092111, 11820185, 13064415, 14601405, 16548259, 19094145, 35460555, 49644777, 82741295, 248223885]

約数ペア:

[(1, 248223885), (3, 82741295), (5, 49644777), (7, 35460555), (13, 19094145), (15, 16548259), (17, 14601405), (19, 13064415), (21, 11820185), (35, 7092111), (39, 6364715), (51, 4867135), (57, 4354805), (65, 3818829), (85, 2920281), (91, 2727735), (95, 2612883), (105, 2364037), (119, 2085915), (133, 1866345), (195, 1272943), (221, 1123185), (247, 1004955), (255, 973427), (273, 909245), (285, 870961), (323, 768495), (357, 695305), (399, 622115), (455, 545547), (563, 440895), (595, 417183), (663, 374395), (665, 373269), (741, 334985), (969, 256165), (1105, 224637), (1235, 200991), (1365, 181849), (1547, 160455), (1615, 153699), (1689, 146965), (1729, 143565), (1785, 139061), (1995, 124423), (2261, 109785), (2815, 88179), (3315, 74879), (3705, 66997), (3941, 62985), (4199, 59115), (4641, 53485), (4845, 51233), (5187, 47855), (6783, 36595), (7319, 33915), (7735, 32091), (8445, 29393), (8645, 28713), (9571, 25935), (10697, 23205), (11305, 21957), (11823, 20995), (12597, 19705)]