128778845820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{277051}}^1$

素因数の和:277251

約数の個数: 96

約数和(自身を含む): 369379024896

約数和(自身を除く): 240600179076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 127, 183, 244, 254, 305, 366, 381, 508, 610, 635, 732, 762, 915, 1220, 1270, 1524, 1830, 1905, 2540, 3660, 3810, 7620, 7747, 15494, 23241, 30988, 38735, 46482, 77470, 92964, 116205, 154940, 232410, 277051, 464820, 554102, 831153, 1108204, 1385255, 1662306, 2770510, 3324612, 4155765, 5541020, 8311530, 16623060, 16900111, 33800222, 35185477, 50700333, 67600444, 70370954, 84500555, 101400666, 105556431, 140741908, 169001110, 175927385, 202801332, 211112862, 253501665, 338002220, 351854770, 422225724, 507003330, 527782155, 703709540, 1014006660, 1055564310, 2111128620, 2146314097, 4292628194, 6438942291, 8585256388, 10731570485, 12877884582, 21463140970, 25755769164, 32194711455, 42926281940, 64389422910, 128778845820]

約数ペア:

[(1, 128778845820), (2, 64389422910), (3, 42926281940), (4, 32194711455), (5, 25755769164), (6, 21463140970), (10, 12877884582), (12, 10731570485), (15, 8585256388), (20, 6438942291), (30, 4292628194), (60, 2146314097), (61, 2111128620), (122, 1055564310), (127, 1014006660), (183, 703709540), (244, 527782155), (254, 507003330), (305, 422225724), (366, 351854770), (381, 338002220), (508, 253501665), (610, 211112862), (635, 202801332), (732, 175927385), (762, 169001110), (915, 140741908), (1220, 105556431), (1270, 101400666), (1524, 84500555), (1830, 70370954), (1905, 67600444), (2540, 50700333), (3660, 35185477), (3810, 33800222), (7620, 16900111), (7747, 16623060), (15494, 8311530), (23241, 5541020), (30988, 4155765), (38735, 3324612), (46482, 2770510), (77470, 1662306), (92964, 1385255), (116205, 1108204), (154940, 831153), (232410, 554102), (277051, 464820)]