138990696

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 389558400

約数和(自身を除く): 250567704

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 61, 67, 78, 104, 109, 122, 134, 156, 183, 201, 218, 244, 268, 312, 327, 366, 402, 436, 488, 536, 654, 732, 793, 804, 871, 872, 1308, 1417, 1464, 1586, 1608, 1742, 2379, 2613, 2616, 2834, 3172, 3484, 4087, 4251, 4758, 5226, 5668, 6344, 6649, 6968, 7303, 8174, 8502, 9516, 10452, 11336, 12261, 13298, 14606, 16348, 17004, 19032, 19947, 20904, 21909, 24522, 26596, 29212, 32696, 34008, 39894, 43818, 49044, 53131, 53192, 58424, 79788, 86437, 87636, 94939, 98088, 106262, 159393, 159576, 172874, 175272, 189878, 212524, 259311, 284817, 318786, 345748, 379756, 425048, 445483, 518622, 569634, 637572, 691496, 759512, 890966, 1037244, 1139268, 1275144, 1336449, 1781932, 2074488, 2278536, 2672898, 3563864, 5345796, 5791279, 10691592, 11582558, 17373837, 23165116, 34747674, 46330232, 69495348, 138990696]

約数ペア:

[(1, 138990696), (2, 69495348), (3, 46330232), (4, 34747674), (6, 23165116), (8, 17373837), (12, 11582558), (13, 10691592), (24, 5791279), (26, 5345796), (39, 3563864), (52, 2672898), (61, 2278536), (67, 2074488), (78, 1781932), (104, 1336449), (109, 1275144), (122, 1139268), (134, 1037244), (156, 890966), (183, 759512), (201, 691496), (218, 637572), (244, 569634), (268, 518622), (312, 445483), (327, 425048), (366, 379756), (402, 345748), (436, 318786), (488, 284817), (536, 259311), (654, 212524), (732, 189878), (793, 175272), (804, 172874), (871, 159576), (872, 159393), (1308, 106262), (1417, 98088), (1464, 94939), (1586, 87636), (1608, 86437), (1742, 79788), (2379, 58424), (2613, 53192), (2616, 53131), (2834, 49044), (3172, 43818), (3484, 39894), (4087, 34008), (4251, 32696), (4758, 29212), (5226, 26596), (5668, 24522), (6344, 21909), (6649, 20904), (6968, 19947), (7303, 19032), (8174, 17004), (8502, 16348), (9516, 14606), (10452, 13298), (11336, 12261)]