155514183560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{214763}}^1$

素因数の和:215238

約数の個数: 64

約数和(自身を含む): 358896415680

約数和(自身を除く): 203382232120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 421, 430, 842, 860, 1684, 1720, 2105, 3368, 4210, 8420, 16840, 18103, 36206, 72412, 90515, 144824, 181030, 214763, 362060, 429526, 724120, 859052, 1073815, 1718104, 2147630, 4295260, 8590520, 9234809, 18469618, 36939236, 46174045, 73878472, 90415223, 92348090, 180830446, 184696180, 361660892, 369392360, 452076115, 723321784, 904152230, 1808304460, 3616608920, 3887854589, 7775709178, 15551418356, 19439272945, 31102836712, 38878545890, 77757091780, 155514183560]

約数ペア:

[(1, 155514183560), (2, 77757091780), (4, 38878545890), (5, 31102836712), (8, 19439272945), (10, 15551418356), (20, 7775709178), (40, 3887854589), (43, 3616608920), (86, 1808304460), (172, 904152230), (215, 723321784), (344, 452076115), (421, 369392360), (430, 361660892), (842, 184696180), (860, 180830446), (1684, 92348090), (1720, 90415223), (2105, 73878472), (3368, 46174045), (4210, 36939236), (8420, 18469618), (16840, 9234809), (18103, 8590520), (36206, 4295260), (72412, 2147630), (90515, 1718104), (144824, 1073815), (181030, 859052), (214763, 724120), (362060, 429526)]