639233000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1804

約数の個数: 128

約数和(自身を含む): 1742757120

約数和(自身を除く): 1103524120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 53, 56, 70, 100, 106, 125, 140, 175, 200, 212, 250, 265, 280, 350, 371, 424, 500, 530, 700, 742, 875, 1000, 1060, 1325, 1400, 1484, 1723, 1750, 1855, 2120, 2650, 2968, 3446, 3500, 3710, 5300, 6625, 6892, 7000, 7420, 8615, 9275, 10600, 12061, 13250, 13784, 14840, 17230, 18550, 24122, 26500, 34460, 37100, 43075, 46375, 48244, 53000, 60305, 68920, 74200, 86150, 91319, 92750, 96488, 120610, 172300, 182638, 185500, 215375, 241220, 301525, 344600, 365276, 371000, 430750, 456595, 482440, 603050, 639233, 730552, 861500, 913190, 1206100, 1278466, 1507625, 1723000, 1826380, 2282975, 2412200, 2556932, 3015250, 3196165, 3652760, 4565950, 5113864, 6030500, 6392330, 9131900, 11414875, 12061000, 12784660, 15980825, 18263800, 22829750, 25569320, 31961650, 45659500, 63923300, 79904125, 91319000, 127846600, 159808250, 319616500, 639233000]

約数ペア:

[(1, 639233000), (2, 319616500), (4, 159808250), (5, 127846600), (7, 91319000), (8, 79904125), (10, 63923300), (14, 45659500), (20, 31961650), (25, 25569320), (28, 22829750), (35, 18263800), (40, 15980825), (50, 12784660), (53, 12061000), (56, 11414875), (70, 9131900), (100, 6392330), (106, 6030500), (125, 5113864), (140, 4565950), (175, 3652760), (200, 3196165), (212, 3015250), (250, 2556932), (265, 2412200), (280, 2282975), (350, 1826380), (371, 1723000), (424, 1507625), (500, 1278466), (530, 1206100), (700, 913190), (742, 861500), (875, 730552), (1000, 639233), (1060, 603050), (1325, 482440), (1400, 456595), (1484, 430750), (1723, 371000), (1750, 365276), (1855, 344600), (2120, 301525), (2650, 241220), (2968, 215375), (3446, 185500), (3500, 182638), (3710, 172300), (5300, 120610), (6625, 96488), (6892, 92750), (7000, 91319), (7420, 86150), (8615, 74200), (9275, 68920), (10600, 60305), (12061, 53000), (13250, 48244), (13784, 46375), (14840, 43075), (17230, 37100), (18550, 34460), (24122, 26500)]