1428268920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{915557}}^1$

素因数の和:915584

約数の個数: 64

約数和(自身を含む): 4614412320

約数和(自身を除く): 3186143400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 915557, 1831114, 2746671, 3662228, 4577785, 5493342, 7324456, 9155570, 10986684, 11902241, 13733355, 18311140, 21973368, 23804482, 27466710, 35706723, 36622280, 47608964, 54933420, 59511205, 71413446, 95217928, 109866840, 119022410, 142826892, 178533615, 238044820, 285653784, 357067230, 476089640, 714134460, 1428268920]

約数ペア:

[(1, 1428268920), (2, 714134460), (3, 476089640), (4, 357067230), (5, 285653784), (6, 238044820), (8, 178533615), (10, 142826892), (12, 119022410), (13, 109866840), (15, 95217928), (20, 71413446), (24, 59511205), (26, 54933420), (30, 47608964), (39, 36622280), (40, 35706723), (52, 27466710), (60, 23804482), (65, 21973368), (78, 18311140), (104, 13733355), (120, 11902241), (130, 10986684), (156, 9155570), (195, 7324456), (260, 5493342), (312, 4577785), (390, 3662228), (520, 2746671), (780, 1831114), (1560, 915557)]