201938520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{773}}^1$

素因数の和:1105

約数の個数: 128

約数和(自身を含む): 695485440

約数和(自身を除く): 493546920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 311, 420, 622, 773, 840, 933, 1244, 1546, 1555, 1866, 2177, 2319, 2488, 3092, 3110, 3732, 3865, 4354, 4638, 4665, 5411, 6184, 6220, 6531, 7464, 7730, 8708, 9276, 9330, 10822, 10885, 11595, 12440, 13062, 15460, 16233, 17416, 18552, 18660, 21644, 21770, 23190, 26124, 27055, 30920, 32466, 32655, 37320, 43288, 43540, 46380, 52248, 54110, 64932, 65310, 81165, 87080, 92760, 108220, 129864, 130620, 162330, 216440, 240403, 261240, 324660, 480806, 649320, 721209, 961612, 1202015, 1442418, 1682821, 1923224, 2404030, 2884836, 3365642, 3606045, 4808060, 5048463, 5769672, 6731284, 7212090, 8414105, 9616120, 10096926, 13462568, 14424180, 16828210, 20193852, 25242315, 28848360, 33656420, 40387704, 50484630, 67312840, 100969260, 201938520]

約数ペア:

[(1, 201938520), (2, 100969260), (3, 67312840), (4, 50484630), (5, 40387704), (6, 33656420), (7, 28848360), (8, 25242315), (10, 20193852), (12, 16828210), (14, 14424180), (15, 13462568), (20, 10096926), (21, 9616120), (24, 8414105), (28, 7212090), (30, 6731284), (35, 5769672), (40, 5048463), (42, 4808060), (56, 3606045), (60, 3365642), (70, 2884836), (84, 2404030), (105, 1923224), (120, 1682821), (140, 1442418), (168, 1202015), (210, 961612), (280, 721209), (311, 649320), (420, 480806), (622, 324660), (773, 261240), (840, 240403), (933, 216440), (1244, 162330), (1546, 130620), (1555, 129864), (1866, 108220), (2177, 92760), (2319, 87080), (2488, 81165), (3092, 65310), (3110, 64932), (3732, 54110), (3865, 52248), (4354, 46380), (4638, 43540), (4665, 43288), (5411, 37320), (6184, 32655), (6220, 32466), (6531, 30920), (7464, 27055), (7730, 26124), (8708, 23190), (9276, 21770), (9330, 21644), (10822, 18660), (10885, 18552), (11595, 17416), (12440, 16233), (13062, 15460)]