227615570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{643}}^1$

素因数の和:1059

約数の個数: 64

約数和(自身を含む): 506338560

約数和(自身を除く): 278722990

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 389, 455, 643, 778, 910, 1286, 1945, 2723, 3215, 3890, 4501, 5057, 5446, 6430, 8359, 9002, 10114, 13615, 16718, 22505, 25285, 27230, 35399, 41795, 45010, 50570, 58513, 70798, 83590, 117026, 176995, 250127, 292565, 353990, 500254, 585130, 1250635, 1750889, 2501270, 3251651, 3501778, 6503302, 8754445, 16258255, 17508890, 22761557, 32516510, 45523114, 113807785, 227615570]

約数ペア:

[(1, 227615570), (2, 113807785), (5, 45523114), (7, 32516510), (10, 22761557), (13, 17508890), (14, 16258255), (26, 8754445), (35, 6503302), (65, 3501778), (70, 3251651), (91, 2501270), (130, 1750889), (182, 1250635), (389, 585130), (455, 500254), (643, 353990), (778, 292565), (910, 250127), (1286, 176995), (1945, 117026), (2723, 83590), (3215, 70798), (3890, 58513), (4501, 50570), (5057, 45010), (5446, 41795), (6430, 35399), (8359, 27230), (9002, 25285), (10114, 22505), (13615, 16718)]