131138928

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1087

約数の個数: 120

約数和(自身を含む): 392296320

約数和(自身を除く): 261157392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 36, 48, 58, 62, 72, 87, 93, 116, 124, 144, 174, 186, 232, 248, 261, 279, 348, 372, 464, 496, 522, 558, 696, 744, 899, 1013, 1044, 1116, 1392, 1488, 1798, 2026, 2088, 2232, 2697, 3039, 3596, 4052, 4176, 4464, 5394, 6078, 7192, 8091, 8104, 9117, 10788, 12156, 14384, 16182, 16208, 18234, 21576, 24312, 29377, 31403, 32364, 36468, 43152, 48624, 58754, 62806, 64728, 72936, 88131, 94209, 117508, 125612, 129456, 145872, 176262, 188418, 235016, 251224, 264393, 282627, 352524, 376836, 470032, 502448, 528786, 565254, 705048, 753672, 910687, 1057572, 1130508, 1410096, 1507344, 1821374, 2115144, 2261016, 2732061, 3642748, 4230288, 4522032, 5464122, 7285496, 8196183, 10928244, 14570992, 16392366, 21856488, 32784732, 43712976, 65569464, 131138928]

約数ペア:

[(1, 131138928), (2, 65569464), (3, 43712976), (4, 32784732), (6, 21856488), (8, 16392366), (9, 14570992), (12, 10928244), (16, 8196183), (18, 7285496), (24, 5464122), (29, 4522032), (31, 4230288), (36, 3642748), (48, 2732061), (58, 2261016), (62, 2115144), (72, 1821374), (87, 1507344), (93, 1410096), (116, 1130508), (124, 1057572), (144, 910687), (174, 753672), (186, 705048), (232, 565254), (248, 528786), (261, 502448), (279, 470032), (348, 376836), (372, 352524), (464, 282627), (496, 264393), (522, 251224), (558, 235016), (696, 188418), (744, 176262), (899, 145872), (1013, 129456), (1044, 125612), (1116, 117508), (1392, 94209), (1488, 88131), (1798, 72936), (2026, 64728), (2088, 62806), (2232, 58754), (2697, 48624), (3039, 43152), (3596, 36468), (4052, 32364), (4176, 31403), (4464, 29377), (5394, 24312), (6078, 21576), (7192, 18234), (8091, 16208), (8104, 16182), (9117, 14384), (10788, 12156)]