56805420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{641}}^1$

素因数の和:871

約数の個数: 96

約数和(自身を含む): 182923776

約数和(自身を除く): 126118356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 420, 422, 633, 641, 844, 1055, 1266, 1282, 1477, 1923, 2110, 2532, 2564, 2954, 3165, 3205, 3846, 4220, 4431, 4487, 5908, 6330, 6410, 7385, 7692, 8862, 8974, 9615, 12660, 12820, 13461, 14770, 17724, 17948, 19230, 22155, 22435, 26922, 29540, 38460, 44310, 44870, 53844, 67305, 88620, 89740, 134610, 135251, 269220, 270502, 405753, 541004, 676255, 811506, 946757, 1352510, 1623012, 1893514, 2028765, 2705020, 2840271, 3787028, 4057530, 4733785, 5680542, 8115060, 9467570, 11361084, 14201355, 18935140, 28402710, 56805420]

約数ペア:

[(1, 56805420), (2, 28402710), (3, 18935140), (4, 14201355), (5, 11361084), (6, 9467570), (7, 8115060), (10, 5680542), (12, 4733785), (14, 4057530), (15, 3787028), (20, 2840271), (21, 2705020), (28, 2028765), (30, 1893514), (35, 1623012), (42, 1352510), (60, 946757), (70, 811506), (84, 676255), (105, 541004), (140, 405753), (210, 270502), (211, 269220), (420, 135251), (422, 134610), (633, 89740), (641, 88620), (844, 67305), (1055, 53844), (1266, 44870), (1282, 44310), (1477, 38460), (1923, 29540), (2110, 26922), (2532, 22435), (2564, 22155), (2954, 19230), (3165, 17948), (3205, 17724), (3846, 14770), (4220, 13461), (4431, 12820), (4487, 12660), (5908, 9615), (6330, 8974), (6410, 8862), (7385, 7692)]