154495908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1997}}^1$

素因数の和:2321

約数の個数: 72

約数和(自身を含む): 447999552

約数和(自身を除く): 293503644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 307, 614, 921, 1228, 1842, 1997, 2149, 2763, 3684, 3994, 4298, 5526, 5991, 6447, 7988, 8596, 11052, 11982, 12894, 13979, 17973, 19341, 23964, 25788, 27958, 35946, 38682, 41937, 55916, 71892, 77364, 83874, 125811, 167748, 251622, 503244, 613079, 1226158, 1839237, 2452316, 3678474, 4291553, 5517711, 7356948, 8583106, 11035422, 12874659, 17166212, 22070844, 25749318, 38623977, 51498636, 77247954, 154495908]

約数ペア:

[(1, 154495908), (2, 77247954), (3, 51498636), (4, 38623977), (6, 25749318), (7, 22070844), (9, 17166212), (12, 12874659), (14, 11035422), (18, 8583106), (21, 7356948), (28, 5517711), (36, 4291553), (42, 3678474), (63, 2452316), (84, 1839237), (126, 1226158), (252, 613079), (307, 503244), (614, 251622), (921, 167748), (1228, 125811), (1842, 83874), (1997, 77364), (2149, 71892), (2763, 55916), (3684, 41937), (3994, 38682), (4298, 35946), (5526, 27958), (5991, 25788), (6447, 23964), (7988, 19341), (8596, 17973), (11052, 13979), (11982, 12894)]