319978400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{57139}}^1$

素因数の和:57166

約数の個数: 72

約数和(自身を含む): 892755360

約数和(自身を除く): 572776960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 57139, 114278, 228556, 285695, 399973, 457112, 571390, 799946, 914224, 1142780, 1428475, 1599892, 1828448, 1999865, 2285560, 2856950, 3199784, 3999730, 4571120, 5713900, 6399568, 7999460, 9142240, 9999325, 11427800, 12799136, 15998920, 19998650, 22855600, 31997840, 39997300, 45711200, 63995680, 79994600, 159989200, 319978400]

約数ペア:

[(1, 319978400), (2, 159989200), (4, 79994600), (5, 63995680), (7, 45711200), (8, 39997300), (10, 31997840), (14, 22855600), (16, 19998650), (20, 15998920), (25, 12799136), (28, 11427800), (32, 9999325), (35, 9142240), (40, 7999460), (50, 6399568), (56, 5713900), (70, 4571120), (80, 3999730), (100, 3199784), (112, 2856950), (140, 2285560), (160, 1999865), (175, 1828448), (200, 1599892), (224, 1428475), (280, 1142780), (350, 914224), (400, 799946), (560, 571390), (700, 457112), (800, 399973), (1120, 285695), (1400, 228556), (2800, 114278), (5600, 57139)]