286519970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{421}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 590664960

約数和(自身を除く): 304144990

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 269, 421, 506, 538, 842, 1265, 1345, 2105, 2530, 2690, 2959, 4210, 4631, 5918, 6187, 9262, 9683, 12374, 14795, 19366, 23155, 29590, 30935, 46310, 48415, 61870, 68057, 96830, 106513, 113249, 136114, 213026, 226498, 340285, 532565, 566245, 680570, 1065130, 1132490, 1245739, 2491478, 2604727, 5209454, 6228695, 12457390, 13023635, 26047270, 28651997, 57303994, 143259985, 286519970]

約数ペア:

[(1, 286519970), (2, 143259985), (5, 57303994), (10, 28651997), (11, 26047270), (22, 13023635), (23, 12457390), (46, 6228695), (55, 5209454), (110, 2604727), (115, 2491478), (230, 1245739), (253, 1132490), (269, 1065130), (421, 680570), (506, 566245), (538, 532565), (842, 340285), (1265, 226498), (1345, 213026), (2105, 136114), (2530, 113249), (2690, 106513), (2959, 96830), (4210, 68057), (4631, 61870), (5918, 48415), (6187, 46310), (9262, 30935), (9683, 29590), (12374, 23155), (14795, 19366)]