162785840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:475

約数の個数: 120

約数和(自身を含む): 445029552

約数和(自身を除く): 282243712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 131, 140, 196, 245, 262, 280, 317, 392, 490, 524, 560, 634, 655, 784, 917, 980, 1048, 1268, 1310, 1585, 1834, 1960, 2096, 2219, 2536, 2620, 3170, 3668, 3920, 4438, 4585, 5072, 5240, 6340, 6419, 7336, 8876, 9170, 10480, 11095, 12680, 12838, 14672, 15533, 17752, 18340, 22190, 25360, 25676, 31066, 32095, 35504, 36680, 41527, 44380, 51352, 62132, 64190, 73360, 77665, 83054, 88760, 102704, 124264, 128380, 155330, 166108, 177520, 207635, 248528, 256760, 290689, 310660, 332216, 415270, 513520, 581378, 621320, 664432, 830540, 1162756, 1242640, 1453445, 1661080, 2034823, 2325512, 2906890, 3322160, 4069646, 4651024, 5813780, 8139292, 10174115, 11627560, 16278584, 20348230, 23255120, 32557168, 40696460, 81392920, 162785840]

約数ペア:

[(1, 162785840), (2, 81392920), (4, 40696460), (5, 32557168), (7, 23255120), (8, 20348230), (10, 16278584), (14, 11627560), (16, 10174115), (20, 8139292), (28, 5813780), (35, 4651024), (40, 4069646), (49, 3322160), (56, 2906890), (70, 2325512), (80, 2034823), (98, 1661080), (112, 1453445), (131, 1242640), (140, 1162756), (196, 830540), (245, 664432), (262, 621320), (280, 581378), (317, 513520), (392, 415270), (490, 332216), (524, 310660), (560, 290689), (634, 256760), (655, 248528), (784, 207635), (917, 177520), (980, 166108), (1048, 155330), (1268, 128380), (1310, 124264), (1585, 102704), (1834, 88760), (1960, 83054), (2096, 77665), (2219, 73360), (2536, 64190), (2620, 62132), (3170, 51352), (3668, 44380), (3920, 41527), (4438, 36680), (4585, 35504), (5072, 32095), (5240, 31066), (6340, 25676), (6419, 25360), (7336, 22190), (8876, 18340), (9170, 17752), (10480, 15533), (11095, 14672), (12680, 12838)]