281804390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{30269}}^1$

素因数の和:30309

約数の個数: 48

約数和(自身を含む): 621140400

約数和(自身を除く): 339336010

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 30269, 60538, 151345, 211883, 302690, 423766, 575111, 1059415, 1150222, 1483181, 2118830, 2875555, 2966362, 4025777, 5751110, 7415905, 8051554, 14831810, 20128885, 28180439, 40257770, 56360878, 140902195, 281804390]

約数ペア:

[(1, 281804390), (2, 140902195), (5, 56360878), (7, 40257770), (10, 28180439), (14, 20128885), (19, 14831810), (35, 8051554), (38, 7415905), (49, 5751110), (70, 4025777), (95, 2966362), (98, 2875555), (133, 2118830), (190, 1483181), (245, 1150222), (266, 1059415), (490, 575111), (665, 423766), (931, 302690), (1330, 211883), (1862, 151345), (4655, 60538), (9310, 30269)]