259318360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{1217}}^1$

素因数の和:1996

約数の個数: 64

約数和(自身を含む): 668243520

約数和(自身を除く): 408925160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 761, 1217, 1522, 2434, 3044, 3805, 4868, 5327, 6085, 6088, 7610, 8519, 9736, 10654, 12170, 15220, 17038, 21308, 24340, 26635, 30440, 34076, 42595, 42616, 48680, 53270, 68152, 85190, 106540, 170380, 213080, 340760, 926137, 1852274, 3704548, 4630685, 6482959, 7409096, 9261370, 12965918, 18522740, 25931836, 32414795, 37045480, 51863672, 64829590, 129659180, 259318360]

約数ペア:

[(1, 259318360), (2, 129659180), (4, 64829590), (5, 51863672), (7, 37045480), (8, 32414795), (10, 25931836), (14, 18522740), (20, 12965918), (28, 9261370), (35, 7409096), (40, 6482959), (56, 4630685), (70, 3704548), (140, 1852274), (280, 926137), (761, 340760), (1217, 213080), (1522, 170380), (2434, 106540), (3044, 85190), (3805, 68152), (4868, 53270), (5327, 48680), (6085, 42616), (6088, 42595), (7610, 34076), (8519, 30440), (9736, 26635), (10654, 24340), (12170, 21308), (15220, 17038)]