31573872

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:699

約数の個数: 120

約数和(自身を含む): 99660288

約数和(自身を除く): 68086416

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 44, 48, 62, 66, 72, 88, 93, 99, 124, 132, 144, 176, 186, 198, 248, 264, 279, 341, 372, 396, 496, 528, 558, 643, 682, 744, 792, 1023, 1116, 1286, 1364, 1488, 1584, 1929, 2046, 2232, 2572, 2728, 3069, 3858, 4092, 4464, 5144, 5456, 5787, 6138, 7073, 7716, 8184, 10288, 11574, 12276, 14146, 15432, 16368, 19933, 21219, 23148, 24552, 28292, 30864, 39866, 42438, 46296, 49104, 56584, 59799, 63657, 79732, 84876, 92592, 113168, 119598, 127314, 159464, 169752, 179397, 219263, 239196, 254628, 318928, 339504, 358794, 438526, 478392, 509256, 657789, 717588, 877052, 956784, 1018512, 1315578, 1435176, 1754104, 1973367, 2631156, 2870352, 3508208, 3946734, 5262312, 7893468, 10524624, 15786936, 31573872]

約数ペア:

[(1, 31573872), (2, 15786936), (3, 10524624), (4, 7893468), (6, 5262312), (8, 3946734), (9, 3508208), (11, 2870352), (12, 2631156), (16, 1973367), (18, 1754104), (22, 1435176), (24, 1315578), (31, 1018512), (33, 956784), (36, 877052), (44, 717588), (48, 657789), (62, 509256), (66, 478392), (72, 438526), (88, 358794), (93, 339504), (99, 318928), (124, 254628), (132, 239196), (144, 219263), (176, 179397), (186, 169752), (198, 159464), (248, 127314), (264, 119598), (279, 113168), (341, 92592), (372, 84876), (396, 79732), (496, 63657), (528, 59799), (558, 56584), (643, 49104), (682, 46296), (744, 42438), (792, 39866), (1023, 30864), (1116, 28292), (1286, 24552), (1364, 23148), (1488, 21219), (1584, 19933), (1929, 16368), (2046, 15432), (2232, 14146), (2572, 12276), (2728, 11574), (3069, 10288), (3858, 8184), (4092, 7716), (4464, 7073), (5144, 6138), (5456, 5787)]