689113012

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:621

約数の個数: 96

約数和(自身を含む): 1498112000

約数和(自身を除く): 808998988

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 43, 62, 74, 86, 124, 148, 172, 217, 259, 301, 434, 499, 518, 602, 868, 998, 1036, 1147, 1204, 1333, 1591, 1996, 2294, 2666, 3182, 3493, 4588, 5332, 6364, 6986, 8029, 9331, 11137, 13972, 15469, 16058, 18463, 18662, 21457, 22274, 30938, 32116, 36926, 37324, 42914, 44548, 49321, 61876, 73852, 85828, 98642, 108283, 129241, 150199, 197284, 216566, 258482, 300398, 345247, 433132, 516964, 572353, 600796, 665167, 690494, 793909, 1144706, 1330334, 1380988, 1587818, 2289412, 2660668, 3175636, 4006471, 4656169, 5557363, 8012942, 9312338, 11114726, 16025884, 18624676, 22229452, 24611179, 49222358, 98444716, 172278253, 344556506, 689113012]

約数ペア:

[(1, 689113012), (2, 344556506), (4, 172278253), (7, 98444716), (14, 49222358), (28, 24611179), (31, 22229452), (37, 18624676), (43, 16025884), (62, 11114726), (74, 9312338), (86, 8012942), (124, 5557363), (148, 4656169), (172, 4006471), (217, 3175636), (259, 2660668), (301, 2289412), (434, 1587818), (499, 1380988), (518, 1330334), (602, 1144706), (868, 793909), (998, 690494), (1036, 665167), (1147, 600796), (1204, 572353), (1333, 516964), (1591, 433132), (1996, 345247), (2294, 300398), (2666, 258482), (3182, 216566), (3493, 197284), (4588, 150199), (5332, 129241), (6364, 108283), (6986, 98642), (8029, 85828), (9331, 73852), (11137, 61876), (13972, 49321), (15469, 44548), (16058, 42914), (18463, 37324), (18662, 36926), (21457, 32116), (22274, 30938)]