254990512

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 610675200

約数和(自身を除く): 355684688

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 79, 92, 98, 112, 158, 161, 179, 184, 196, 316, 322, 358, 368, 392, 553, 632, 644, 716, 784, 1106, 1127, 1253, 1264, 1288, 1432, 1817, 2212, 2254, 2506, 2576, 2864, 3634, 3871, 4117, 4424, 4508, 5012, 7268, 7742, 8234, 8771, 8848, 9016, 10024, 12719, 14141, 14536, 15484, 16468, 17542, 18032, 20048, 25438, 28282, 28819, 29072, 30968, 32936, 35084, 50876, 56564, 57638, 61936, 65872, 70168, 89033, 98987, 101752, 113128, 115276, 140336, 178066, 197974, 201733, 203504, 226256, 230552, 325243, 356132, 395948, 403466, 461104, 650486, 692909, 712264, 791896, 806932, 1300972, 1385818, 1424528, 1583792, 1613864, 2276701, 2601944, 2771636, 3227728, 4553402, 5203888, 5543272, 9106804, 11086544, 15936907, 18213608, 31873814, 36427216, 63747628, 127495256, 254990512]

約数ペア:

[(1, 254990512), (2, 127495256), (4, 63747628), (7, 36427216), (8, 31873814), (14, 18213608), (16, 15936907), (23, 11086544), (28, 9106804), (46, 5543272), (49, 5203888), (56, 4553402), (79, 3227728), (92, 2771636), (98, 2601944), (112, 2276701), (158, 1613864), (161, 1583792), (179, 1424528), (184, 1385818), (196, 1300972), (316, 806932), (322, 791896), (358, 712264), (368, 692909), (392, 650486), (553, 461104), (632, 403466), (644, 395948), (716, 356132), (784, 325243), (1106, 230552), (1127, 226256), (1253, 203504), (1264, 201733), (1288, 197974), (1432, 178066), (1817, 140336), (2212, 115276), (2254, 113128), (2506, 101752), (2576, 98987), (2864, 89033), (3634, 70168), (3871, 65872), (4117, 61936), (4424, 57638), (4508, 56564), (5012, 50876), (7268, 35084), (7742, 32936), (8234, 30968), (8771, 29072), (8848, 28819), (9016, 28282), (10024, 25438), (12719, 20048), (14141, 18032), (14536, 17542), (15484, 16468)]