127788180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{947}}^1$

素因数の和:1145

約数の個数: 96

約数和(自身を含む): 387967104

約数和(自身を除く): 260178924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 173, 195, 260, 346, 390, 519, 692, 780, 865, 947, 1038, 1730, 1894, 2076, 2249, 2595, 2841, 3460, 3788, 4498, 4735, 5190, 5682, 6747, 8996, 9470, 10380, 11245, 11364, 12311, 13494, 14205, 18940, 22490, 24622, 26988, 28410, 33735, 36933, 44980, 49244, 56820, 61555, 67470, 73866, 123110, 134940, 147732, 163831, 184665, 246220, 327662, 369330, 491493, 655324, 738660, 819155, 982986, 1638310, 1965972, 2129803, 2457465, 3276620, 4259606, 4914930, 6389409, 8519212, 9829860, 10649015, 12778818, 21298030, 25557636, 31947045, 42596060, 63894090, 127788180]

約数ペア:

[(1, 127788180), (2, 63894090), (3, 42596060), (4, 31947045), (5, 25557636), (6, 21298030), (10, 12778818), (12, 10649015), (13, 9829860), (15, 8519212), (20, 6389409), (26, 4914930), (30, 4259606), (39, 3276620), (52, 2457465), (60, 2129803), (65, 1965972), (78, 1638310), (130, 982986), (156, 819155), (173, 738660), (195, 655324), (260, 491493), (346, 369330), (390, 327662), (519, 246220), (692, 184665), (780, 163831), (865, 147732), (947, 134940), (1038, 123110), (1730, 73866), (1894, 67470), (2076, 61555), (2249, 56820), (2595, 49244), (2841, 44980), (3460, 36933), (3788, 33735), (4498, 28410), (4735, 26988), (5190, 24622), (5682, 22490), (6747, 18940), (8996, 14205), (9470, 13494), (10380, 12311), (11245, 11364)]