409898190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2621}}^1$

素因数の和:3045

約数の個数: 64

約数和(自身を含む): 1062476352

約数和(自身を除く): 652578162

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 401, 802, 1203, 2005, 2406, 2621, 4010, 5213, 5242, 6015, 7863, 10426, 12030, 13105, 15639, 15726, 26065, 26210, 31278, 34073, 39315, 52130, 68146, 78195, 78630, 102219, 156390, 170365, 204438, 340730, 511095, 1022190, 1051021, 2102042, 3153063, 5255105, 6306126, 10510210, 13663273, 15765315, 27326546, 31530630, 40989819, 68316365, 81979638, 136632730, 204949095, 409898190]

約数ペア:

[(1, 409898190), (2, 204949095), (3, 136632730), (5, 81979638), (6, 68316365), (10, 40989819), (13, 31530630), (15, 27326546), (26, 15765315), (30, 13663273), (39, 10510210), (65, 6306126), (78, 5255105), (130, 3153063), (195, 2102042), (390, 1051021), (401, 1022190), (802, 511095), (1203, 340730), (2005, 204438), (2406, 170365), (2621, 156390), (4010, 102219), (5213, 78630), (5242, 78195), (6015, 68146), (7863, 52130), (10426, 39315), (12030, 34073), (13105, 31278), (15639, 26210), (15726, 26065)]