289323496

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 709632000

約数和(自身を除く): 420308504

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 109, 124, 139, 154, 217, 218, 248, 278, 308, 341, 434, 436, 556, 616, 682, 763, 868, 872, 973, 1112, 1199, 1364, 1526, 1529, 1736, 1946, 2387, 2398, 2728, 3052, 3058, 3379, 3892, 4309, 4774, 4796, 6104, 6116, 6758, 7784, 8393, 8618, 9548, 9592, 10703, 12232, 13516, 15151, 16786, 17236, 19096, 21406, 23653, 27032, 30163, 30302, 33572, 34472, 37169, 42812, 47306, 47399, 60326, 60604, 67144, 74338, 85624, 94612, 94798, 106057, 120652, 121208, 148676, 166661, 189224, 189596, 212114, 241304, 260183, 297352, 331793, 333322, 379192, 424228, 469681, 520366, 663586, 666644, 848456, 939362, 1040732, 1166627, 1327172, 1333288, 1878724, 2081464, 2333254, 2654344, 3287767, 3757448, 4666508, 5166491, 6575534, 9333016, 10332982, 13151068, 20665964, 26302136, 36165437, 41331928, 72330874, 144661748, 289323496]

約数ペア:

[(1, 289323496), (2, 144661748), (4, 72330874), (7, 41331928), (8, 36165437), (11, 26302136), (14, 20665964), (22, 13151068), (28, 10332982), (31, 9333016), (44, 6575534), (56, 5166491), (62, 4666508), (77, 3757448), (88, 3287767), (109, 2654344), (124, 2333254), (139, 2081464), (154, 1878724), (217, 1333288), (218, 1327172), (248, 1166627), (278, 1040732), (308, 939362), (341, 848456), (434, 666644), (436, 663586), (556, 520366), (616, 469681), (682, 424228), (763, 379192), (868, 333322), (872, 331793), (973, 297352), (1112, 260183), (1199, 241304), (1364, 212114), (1526, 189596), (1529, 189224), (1736, 166661), (1946, 148676), (2387, 121208), (2398, 120652), (2728, 106057), (3052, 94798), (3058, 94612), (3379, 85624), (3892, 74338), (4309, 67144), (4774, 60604), (4796, 60326), (6104, 47399), (6116, 47306), (6758, 42812), (7784, 37169), (8393, 34472), (8618, 33572), (9548, 30302), (9592, 30163), (10703, 27032), (12232, 23653), (13516, 21406), (15151, 19096), (16786, 17236)]