128164284

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{727}}^1$

素因数の和:879

約数の個数: 72

約数和(自身を含む): 333889920

約数和(自身を除く): 205725636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 83, 118, 166, 177, 236, 249, 332, 354, 498, 531, 708, 727, 747, 996, 1062, 1454, 1494, 2124, 2181, 2908, 2988, 4362, 4897, 6543, 8724, 9794, 13086, 14691, 19588, 26172, 29382, 42893, 44073, 58764, 60341, 85786, 88146, 120682, 128679, 171572, 176292, 181023, 241364, 257358, 362046, 386037, 514716, 543069, 724092, 772074, 1086138, 1544148, 2172276, 3560119, 7120238, 10680357, 14240476, 21360714, 32041071, 42721428, 64082142, 128164284]

約数ペア:

[(1, 128164284), (2, 64082142), (3, 42721428), (4, 32041071), (6, 21360714), (9, 14240476), (12, 10680357), (18, 7120238), (36, 3560119), (59, 2172276), (83, 1544148), (118, 1086138), (166, 772074), (177, 724092), (236, 543069), (249, 514716), (332, 386037), (354, 362046), (498, 257358), (531, 241364), (708, 181023), (727, 176292), (747, 171572), (996, 128679), (1062, 120682), (1454, 88146), (1494, 85786), (2124, 60341), (2181, 58764), (2908, 44073), (2988, 42893), (4362, 29382), (4897, 26172), (6543, 19588), (8724, 14691), (9794, 13086)]