201255320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{5171}}^1$

素因数の和:5328

約数の個数: 64

約数和(自身を含む): 521337600

約数和(自身を除く): 320082280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4865, 5171, 5560, 7784, 9730, 10342, 19460, 20684, 25855, 36197, 38920, 41368, 51710, 72394, 103420, 144788, 180985, 206840, 289576, 361970, 718769, 723940, 1437538, 1447880, 2875076, 3593845, 5031383, 5750152, 7187690, 10062766, 14375380, 20125532, 25156915, 28750760, 40251064, 50313830, 100627660, 201255320]

約数ペア:

[(1, 201255320), (2, 100627660), (4, 50313830), (5, 40251064), (7, 28750760), (8, 25156915), (10, 20125532), (14, 14375380), (20, 10062766), (28, 7187690), (35, 5750152), (40, 5031383), (56, 3593845), (70, 2875076), (139, 1447880), (140, 1437538), (278, 723940), (280, 718769), (556, 361970), (695, 289576), (973, 206840), (1112, 180985), (1390, 144788), (1946, 103420), (2780, 72394), (3892, 51710), (4865, 41368), (5171, 38920), (5560, 36197), (7784, 25855), (9730, 20684), (10342, 19460)]