206563890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{787}}^1$

素因数の和:1483

約数の個数: 64

約数和(自身を含む): 535360896

約数和(自身を除く): 328797006

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 673, 787, 1346, 1574, 2019, 2361, 3365, 3935, 4038, 4722, 6730, 7870, 8749, 10095, 10231, 11805, 17498, 20190, 20462, 23610, 26247, 30693, 43745, 51155, 52494, 61386, 87490, 102310, 131235, 153465, 262470, 306930, 529651, 1059302, 1588953, 2648255, 3177906, 5296510, 6885463, 7944765, 13770926, 15889530, 20656389, 34427315, 41312778, 68854630, 103281945, 206563890]

約数ペア:

[(1, 206563890), (2, 103281945), (3, 68854630), (5, 41312778), (6, 34427315), (10, 20656389), (13, 15889530), (15, 13770926), (26, 7944765), (30, 6885463), (39, 5296510), (65, 3177906), (78, 2648255), (130, 1588953), (195, 1059302), (390, 529651), (673, 306930), (787, 262470), (1346, 153465), (1574, 131235), (2019, 102310), (2361, 87490), (3365, 61386), (3935, 52494), (4038, 51155), (4722, 43745), (6730, 30693), (7870, 26247), (8749, 23610), (10095, 20462), (10231, 20190), (11805, 17498)]