351366260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{2003}}^1$

素因数の和:2205

約数の個数: 72

約数和(自身を含む): 863563680

約数和(自身を除く): 512197420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 179, 196, 245, 358, 490, 716, 895, 980, 1253, 1790, 2003, 2506, 3580, 4006, 5012, 6265, 8012, 8771, 10015, 12530, 14021, 17542, 20030, 25060, 28042, 35084, 40060, 43855, 56084, 70105, 87710, 98147, 140210, 175420, 196294, 280420, 358537, 392588, 490735, 717074, 981470, 1434148, 1792685, 1962940, 2509759, 3585370, 5019518, 7170740, 10039036, 12548795, 17568313, 25097590, 35136626, 50195180, 70273252, 87841565, 175683130, 351366260]

約数ペア:

[(1, 351366260), (2, 175683130), (4, 87841565), (5, 70273252), (7, 50195180), (10, 35136626), (14, 25097590), (20, 17568313), (28, 12548795), (35, 10039036), (49, 7170740), (70, 5019518), (98, 3585370), (140, 2509759), (179, 1962940), (196, 1792685), (245, 1434148), (358, 981470), (490, 717074), (716, 490735), (895, 392588), (980, 358537), (1253, 280420), (1790, 196294), (2003, 175420), (2506, 140210), (3580, 98147), (4006, 87710), (5012, 70105), (6265, 56084), (8012, 43855), (8771, 40060), (10015, 35084), (12530, 28042), (14021, 25060), (17542, 20030)]