320202400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{57179}}^1$

素因数の和:57206

約数の個数: 72

約数和(自身を含む): 893380320

約数和(自身を除く): 573177920

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, 57179, 114358, 228716, 285895, 400253, 457432, 571790, 800506, 914864, 1143580, 1429475, 1601012, 1829728, 2001265, 2287160, 2858950, 3202024, 4002530, 4574320, 5717900, 6404048, 8005060, 9148640, 10006325, 11435800, 12808096, 16010120, 20012650, 22871600, 32020240, 40025300, 45743200, 64040480, 80050600, 160101200, 320202400]

約数ペア:

[(1, 320202400), (2, 160101200), (4, 80050600), (5, 64040480), (7, 45743200), (8, 40025300), (10, 32020240), (14, 22871600), (16, 20012650), (20, 16010120), (25, 12808096), (28, 11435800), (32, 10006325), (35, 9148640), (40, 8005060), (50, 6404048), (56, 5717900), (70, 4574320), (80, 4002530), (100, 3202024), (112, 2858950), (140, 2287160), (160, 2001265), (175, 1829728), (200, 1601012), (224, 1429475), (280, 1143580), (350, 914864), (400, 800506), (560, 571790), (700, 457432), (800, 400253), (1120, 285895), (1400, 228716), (2800, 114358), (5600, 57179)]