128961552

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{587}}^1$

素因数の和:820

約数の個数: 80

約数和(自身を含む): 349977600

約数和(自身を除く): 221016048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 199, 276, 368, 398, 552, 587, 597, 796, 1104, 1174, 1194, 1592, 1761, 2348, 2388, 3184, 3522, 4577, 4696, 4776, 7044, 9154, 9392, 9552, 13501, 13731, 14088, 18308, 27002, 27462, 28176, 36616, 40503, 54004, 54924, 73232, 81006, 108008, 109848, 116813, 162012, 216016, 219696, 233626, 324024, 350439, 467252, 648048, 700878, 934504, 1401756, 1869008, 2686699, 2803512, 5373398, 5607024, 8060097, 10746796, 16120194, 21493592, 32240388, 42987184, 64480776, 128961552]

約数ペア:

[(1, 128961552), (2, 64480776), (3, 42987184), (4, 32240388), (6, 21493592), (8, 16120194), (12, 10746796), (16, 8060097), (23, 5607024), (24, 5373398), (46, 2803512), (48, 2686699), (69, 1869008), (92, 1401756), (138, 934504), (184, 700878), (199, 648048), (276, 467252), (368, 350439), (398, 324024), (552, 233626), (587, 219696), (597, 216016), (796, 162012), (1104, 116813), (1174, 109848), (1194, 108008), (1592, 81006), (1761, 73232), (2348, 54924), (2388, 54004), (3184, 40503), (3522, 36616), (4577, 28176), (4696, 27462), (4776, 27002), (7044, 18308), (9154, 14088), (9392, 13731), (9552, 13501)]