15515856

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 120

約数和(自身を含む): 47005920

約数和(自身を除く): 31490064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 53, 57, 72, 76, 106, 107, 114, 144, 152, 159, 171, 212, 214, 228, 304, 318, 321, 342, 424, 428, 456, 477, 636, 642, 684, 848, 856, 912, 954, 963, 1007, 1272, 1284, 1368, 1712, 1908, 1926, 2014, 2033, 2544, 2568, 2736, 3021, 3816, 3852, 4028, 4066, 5136, 5671, 6042, 6099, 7632, 7704, 8056, 8132, 9063, 11342, 12084, 12198, 15408, 16112, 16264, 17013, 18126, 18297, 22684, 24168, 24396, 32528, 34026, 36252, 36594, 45368, 48336, 48792, 51039, 68052, 72504, 73188, 90736, 97584, 102078, 107749, 136104, 145008, 146376, 204156, 215498, 272208, 292752, 323247, 408312, 430996, 646494, 816624, 861992, 969741, 1292988, 1723984, 1939482, 2585976, 3878964, 5171952, 7757928, 15515856]

約数ペア:

[(1, 15515856), (2, 7757928), (3, 5171952), (4, 3878964), (6, 2585976), (8, 1939482), (9, 1723984), (12, 1292988), (16, 969741), (18, 861992), (19, 816624), (24, 646494), (36, 430996), (38, 408312), (48, 323247), (53, 292752), (57, 272208), (72, 215498), (76, 204156), (106, 146376), (107, 145008), (114, 136104), (144, 107749), (152, 102078), (159, 97584), (171, 90736), (212, 73188), (214, 72504), (228, 68052), (304, 51039), (318, 48792), (321, 48336), (342, 45368), (424, 36594), (428, 36252), (456, 34026), (477, 32528), (636, 24396), (642, 24168), (684, 22684), (848, 18297), (856, 18126), (912, 17013), (954, 16264), (963, 16112), (1007, 15408), (1272, 12198), (1284, 12084), (1368, 11342), (1712, 9063), (1908, 8132), (1926, 8056), (2014, 7704), (2033, 7632), (2544, 6099), (2568, 6042), (2736, 5671), (3021, 5136), (3816, 4066), (3852, 4028)]