131009130

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{69317}}^1$

素因数の和:69340

約数の個数: 64

約数和(自身を含む): 399271680

約数和(自身を除く): 268262550

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 69317, 138634, 207951, 346585, 415902, 485219, 623853, 693170, 970438, 1039755, 1247706, 1455657, 1871559, 2079510, 2426095, 2911314, 3119265, 3743118, 4366971, 4852190, 6238530, 7278285, 8733942, 9357795, 13100913, 14556570, 18715590, 21834855, 26201826, 43669710, 65504565, 131009130]

約数ペア:

[(1, 131009130), (2, 65504565), (3, 43669710), (5, 26201826), (6, 21834855), (7, 18715590), (9, 14556570), (10, 13100913), (14, 9357795), (15, 8733942), (18, 7278285), (21, 6238530), (27, 4852190), (30, 4366971), (35, 3743118), (42, 3119265), (45, 2911314), (54, 2426095), (63, 2079510), (70, 1871559), (90, 1455657), (105, 1247706), (126, 1039755), (135, 970438), (189, 693170), (210, 623853), (270, 485219), (315, 415902), (378, 346585), (630, 207951), (945, 138634), (1890, 69317)]