320161374

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 820126944

約数和(自身を除く): 499965570

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 41, 51, 78, 82, 102, 117, 123, 151, 153, 169, 221, 234, 246, 302, 306, 338, 369, 442, 453, 507, 533, 663, 697, 738, 906, 1014, 1066, 1326, 1359, 1394, 1521, 1599, 1963, 1989, 2091, 2567, 2718, 2873, 3042, 3198, 3926, 3978, 4182, 4797, 5134, 5746, 5889, 6191, 6273, 6929, 7701, 8619, 9061, 9594, 11778, 12382, 12546, 13858, 15402, 17238, 17667, 18122, 18573, 20787, 23103, 25519, 25857, 27183, 33371, 35334, 37146, 41574, 46206, 51038, 51714, 54366, 55719, 62361, 66742, 76557, 80483, 81549, 100113, 105247, 111438, 117793, 124722, 153114, 160966, 163098, 200226, 210494, 229671, 235586, 241449, 300339, 315741, 353379, 433823, 459342, 482898, 600678, 631482, 706758, 724347, 867646, 947223, 1046279, 1060137, 1301469, 1368211, 1448694, 1894446, 2092558, 2120274, 2602938, 2736422, 3138837, 3904407, 4104633, 6277674, 7808814, 8209266, 9416511, 12313899, 17786743, 18833022, 24627798, 35573486, 53360229, 106720458, 160080687, 320161374]

約数ペア:

[(1, 320161374), (2, 160080687), (3, 106720458), (6, 53360229), (9, 35573486), (13, 24627798), (17, 18833022), (18, 17786743), (26, 12313899), (34, 9416511), (39, 8209266), (41, 7808814), (51, 6277674), (78, 4104633), (82, 3904407), (102, 3138837), (117, 2736422), (123, 2602938), (151, 2120274), (153, 2092558), (169, 1894446), (221, 1448694), (234, 1368211), (246, 1301469), (302, 1060137), (306, 1046279), (338, 947223), (369, 867646), (442, 724347), (453, 706758), (507, 631482), (533, 600678), (663, 482898), (697, 459342), (738, 433823), (906, 353379), (1014, 315741), (1066, 300339), (1326, 241449), (1359, 235586), (1394, 229671), (1521, 210494), (1599, 200226), (1963, 163098), (1989, 160966), (2091, 153114), (2567, 124722), (2718, 117793), (2873, 111438), (3042, 105247), (3198, 100113), (3926, 81549), (3978, 80483), (4182, 76557), (4797, 66742), (5134, 62361), (5746, 55719), (5889, 54366), (6191, 51714), (6273, 51038), (6929, 46206), (7701, 41574), (8619, 37146), (9061, 35334), (9594, 33371), (11778, 27183), (12382, 25857), (12546, 25519), (13858, 23103), (15402, 20787), (17238, 18573), (17667, 18122)]