1270295600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{64811}}^1$

素因数の和:64843

約数の個数: 90

約数和(自身を含む): 3550206924

約数和(自身を除く): 2279911324

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 19600, 64811, 129622, 259244, 324055, 453677, 518488, 648110, 907354, 1036976, 1296220, 1620275, 1814708, 2268385, 2592440, 3175739, 3240550, 3629416, 4536770, 5184880, 6351478, 6481100, 7258832, 9073540, 11341925, 12702956, 12962200, 15878695, 18147080, 22683850, 25405912, 25924400, 31757390, 36294160, 45367700, 50811824, 63514780, 79393475, 90735400, 127029560, 158786950, 181470800, 254059120, 317573900, 635147800, 1270295600]

約数ペア:

[(1, 1270295600), (2, 635147800), (4, 317573900), (5, 254059120), (7, 181470800), (8, 158786950), (10, 127029560), (14, 90735400), (16, 79393475), (20, 63514780), (25, 50811824), (28, 45367700), (35, 36294160), (40, 31757390), (49, 25924400), (50, 25405912), (56, 22683850), (70, 18147080), (80, 15878695), (98, 12962200), (100, 12702956), (112, 11341925), (140, 9073540), (175, 7258832), (196, 6481100), (200, 6351478), (245, 5184880), (280, 4536770), (350, 3629416), (392, 3240550), (400, 3175739), (490, 2592440), (560, 2268385), (700, 1814708), (784, 1620275), (980, 1296220), (1225, 1036976), (1400, 907354), (1960, 648110), (2450, 518488), (2800, 453677), (3920, 324055), (4900, 259244), (9800, 129622), (19600, 64811)]