221510310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2579}}^1$

素因数の和:3005

約数の個数: 64

約数和(自身を含む): 609292800

約数和(自身を除く): 387782490

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 409, 818, 1227, 2045, 2454, 2579, 2863, 4090, 5158, 5726, 6135, 7737, 8589, 12270, 12895, 14315, 15474, 17178, 18053, 25790, 28630, 36106, 38685, 42945, 54159, 77370, 85890, 90265, 108318, 180530, 270795, 541590, 1054811, 2109622, 3164433, 5274055, 6328866, 7383677, 10548110, 14767354, 15822165, 22151031, 31644330, 36918385, 44302062, 73836770, 110755155, 221510310]

約数ペア:

[(1, 221510310), (2, 110755155), (3, 73836770), (5, 44302062), (6, 36918385), (7, 31644330), (10, 22151031), (14, 15822165), (15, 14767354), (21, 10548110), (30, 7383677), (35, 6328866), (42, 5274055), (70, 3164433), (105, 2109622), (210, 1054811), (409, 541590), (818, 270795), (1227, 180530), (2045, 108318), (2454, 90265), (2579, 85890), (2863, 77370), (4090, 54159), (5158, 42945), (5726, 38685), (6135, 36106), (7737, 28630), (8589, 25790), (12270, 18053), (12895, 17178), (14315, 15474)]