2873636680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1087}}^1$

素因数の和:1223

約数の個数: 128

約数和(自身を含む): 6979737600

約数和(自身を除く): 4106100920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 53, 58, 86, 106, 116, 145, 172, 212, 215, 232, 265, 290, 344, 424, 430, 530, 580, 860, 1060, 1087, 1160, 1247, 1537, 1720, 2120, 2174, 2279, 2494, 3074, 4348, 4558, 4988, 5435, 6148, 6235, 7685, 8696, 9116, 9976, 10870, 11395, 12296, 12470, 15370, 18232, 21740, 22790, 24940, 30740, 31523, 43480, 45580, 46741, 49880, 57611, 61480, 63046, 66091, 91160, 93482, 115222, 126092, 132182, 157615, 186964, 230444, 233705, 252184, 264364, 288055, 315230, 330455, 373928, 460888, 467410, 528728, 576110, 630460, 660910, 934820, 1152220, 1260920, 1321820, 1355489, 1670719, 1869640, 2304440, 2477273, 2643640, 2710978, 3341438, 4954546, 5421956, 6682876, 6777445, 8353595, 9909092, 10843912, 12386365, 13365752, 13554890, 16707190, 19818184, 24772730, 27109780, 33414380, 49545460, 54219560, 66828760, 71840917, 99090920, 143681834, 287363668, 359204585, 574727336, 718409170, 1436818340, 2873636680]

約数ペア:

[(1, 2873636680), (2, 1436818340), (4, 718409170), (5, 574727336), (8, 359204585), (10, 287363668), (20, 143681834), (29, 99090920), (40, 71840917), (43, 66828760), (53, 54219560), (58, 49545460), (86, 33414380), (106, 27109780), (116, 24772730), (145, 19818184), (172, 16707190), (212, 13554890), (215, 13365752), (232, 12386365), (265, 10843912), (290, 9909092), (344, 8353595), (424, 6777445), (430, 6682876), (530, 5421956), (580, 4954546), (860, 3341438), (1060, 2710978), (1087, 2643640), (1160, 2477273), (1247, 2304440), (1537, 1869640), (1720, 1670719), (2120, 1355489), (2174, 1321820), (2279, 1260920), (2494, 1152220), (3074, 934820), (4348, 660910), (4558, 630460), (4988, 576110), (5435, 528728), (6148, 467410), (6235, 460888), (7685, 373928), (8696, 330455), (9116, 315230), (9976, 288055), (10870, 264364), (11395, 252184), (12296, 233705), (12470, 230444), (15370, 186964), (18232, 157615), (21740, 132182), (22790, 126092), (24940, 115222), (30740, 93482), (31523, 91160), (43480, 66091), (45580, 63046), (46741, 61480), (49880, 57611)]