209756400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{24971}}^1$

素因数の和:24999

約数の個数: 120

約数和(自身を含む): 767938944

約数和(自身を除く): 558182544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 8400, 24971, 49942, 74913, 99884, 124855, 149826, 174797, 199768, 249710, 299652, 349594, 374565, 399536, 499420, 524391, 599304, 624275, 699188, 749130, 873985, 998840, 1048782, 1198608, 1248550, 1398376, 1498260, 1747970, 1872825, 1997680, 2097564, 2497100, 2621955, 2796752, 2996520, 3495940, 3745650, 4195128, 4369925, 4994200, 5243910, 5993040, 6991880, 7491300, 8390256, 8739850, 9988400, 10487820, 13109775, 13983760, 14982600, 17479700, 20975640, 26219550, 29965200, 34959400, 41951280, 52439100, 69918800, 104878200, 209756400]

約数ペア:

[(1, 209756400), (2, 104878200), (3, 69918800), (4, 52439100), (5, 41951280), (6, 34959400), (7, 29965200), (8, 26219550), (10, 20975640), (12, 17479700), (14, 14982600), (15, 13983760), (16, 13109775), (20, 10487820), (21, 9988400), (24, 8739850), (25, 8390256), (28, 7491300), (30, 6991880), (35, 5993040), (40, 5243910), (42, 4994200), (48, 4369925), (50, 4195128), (56, 3745650), (60, 3495940), (70, 2996520), (75, 2796752), (80, 2621955), (84, 2497100), (100, 2097564), (105, 1997680), (112, 1872825), (120, 1747970), (140, 1498260), (150, 1398376), (168, 1248550), (175, 1198608), (200, 1048782), (210, 998840), (240, 873985), (280, 749130), (300, 699188), (336, 624275), (350, 599304), (400, 524391), (420, 499420), (525, 399536), (560, 374565), (600, 349594), (700, 299652), (840, 249710), (1050, 199768), (1200, 174797), (1400, 149826), (1680, 124855), (2100, 99884), (2800, 74913), (4200, 49942), (8400, 24971)]