28320389892

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{881}}^1$

素因数の和:1186

約数の個数: 144

約数和(自身を含む): 73969459200

約数和(自身を除く): 45649069308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 89, 127, 158, 178, 237, 254, 267, 316, 356, 381, 474, 508, 534, 711, 762, 801, 881, 948, 1068, 1143, 1422, 1524, 1602, 1762, 2286, 2643, 2844, 3204, 3524, 4572, 5286, 7031, 7929, 10033, 10572, 11303, 14062, 15858, 20066, 21093, 22606, 28124, 30099, 31716, 33909, 40132, 42186, 45212, 60198, 63279, 67818, 69599, 78409, 84372, 90297, 101727, 111887, 120396, 126558, 135636, 139198, 156818, 180594, 203454, 208797, 223774, 235227, 253116, 278396, 313636, 335661, 361188, 406908, 417594, 447548, 470454, 626391, 671322, 705681, 835188, 892937, 940908, 1006983, 1252782, 1342644, 1411362, 1785874, 2013966, 2505564, 2678811, 2822724, 3571748, 4027932, 5357622, 6194311, 8036433, 8839073, 9957943, 10715244, 12388622, 16072866, 17678146, 18582933, 19915886, 24777244, 26517219, 29873829, 32145732, 35356292, 37165866, 39831772, 53034438, 55748799, 59747658, 74331732, 79551657, 89621487, 106068876, 111497598, 119495316, 159103314, 179242974, 222995196, 318206628, 358485948, 786677497, 1573354994, 2360032491, 3146709988, 4720064982, 7080097473, 9440129964, 14160194946, 28320389892]

約数ペア:

[(1, 28320389892), (2, 14160194946), (3, 9440129964), (4, 7080097473), (6, 4720064982), (9, 3146709988), (12, 2360032491), (18, 1573354994), (36, 786677497), (79, 358485948), (89, 318206628), (127, 222995196), (158, 179242974), (178, 159103314), (237, 119495316), (254, 111497598), (267, 106068876), (316, 89621487), (356, 79551657), (381, 74331732), (474, 59747658), (508, 55748799), (534, 53034438), (711, 39831772), (762, 37165866), (801, 35356292), (881, 32145732), (948, 29873829), (1068, 26517219), (1143, 24777244), (1422, 19915886), (1524, 18582933), (1602, 17678146), (1762, 16072866), (2286, 12388622), (2643, 10715244), (2844, 9957943), (3204, 8839073), (3524, 8036433), (4572, 6194311), (5286, 5357622), (7031, 4027932), (7929, 3571748), (10033, 2822724), (10572, 2678811), (11303, 2505564), (14062, 2013966), (15858, 1785874), (20066, 1411362), (21093, 1342644), (22606, 1252782), (28124, 1006983), (30099, 940908), (31716, 892937), (33909, 835188), (40132, 705681), (42186, 671322), (45212, 626391), (60198, 470454), (63279, 447548), (67818, 417594), (69599, 406908), (78409, 361188), (84372, 335661), (90297, 313636), (101727, 278396), (111887, 253116), (120396, 235227), (126558, 223774), (135636, 208797), (139198, 203454), (156818, 180594)]