209210848

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:656

約数の個数: 96

約数和(自身を含む): 517321728

約数和(自身を除く): 308110880

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 197, 224, 308, 352, 394, 431, 616, 788, 862, 1232, 1379, 1576, 1724, 2167, 2464, 2758, 3017, 3152, 3448, 4334, 4741, 5516, 6034, 6304, 6896, 8668, 9482, 11032, 12068, 13792, 15169, 17336, 18964, 22064, 24136, 30338, 33187, 34672, 37928, 44128, 48272, 60676, 66374, 69344, 75856, 84907, 96544, 121352, 132748, 151712, 169814, 242704, 265496, 339628, 485408, 530992, 594349, 679256, 933977, 1061984, 1188698, 1358512, 1867954, 2377396, 2717024, 3735908, 4754792, 6537839, 7471816, 9509584, 13075678, 14943632, 19019168, 26151356, 29887264, 52302712, 104605424, 209210848]

約数ペア:

[(1, 209210848), (2, 104605424), (4, 52302712), (7, 29887264), (8, 26151356), (11, 19019168), (14, 14943632), (16, 13075678), (22, 9509584), (28, 7471816), (32, 6537839), (44, 4754792), (56, 3735908), (77, 2717024), (88, 2377396), (112, 1867954), (154, 1358512), (176, 1188698), (197, 1061984), (224, 933977), (308, 679256), (352, 594349), (394, 530992), (431, 485408), (616, 339628), (788, 265496), (862, 242704), (1232, 169814), (1379, 151712), (1576, 132748), (1724, 121352), (2167, 96544), (2464, 84907), (2758, 75856), (3017, 69344), (3152, 66374), (3448, 60676), (4334, 48272), (4741, 44128), (5516, 37928), (6034, 34672), (6304, 33187), (6896, 30338), (8668, 24136), (9482, 22064), (11032, 18964), (12068, 17336), (13792, 15169)]