128337120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89123}}^1$

素因数の和:89144

約数の個数: 72

約数和(自身を含む): 437955336

約数和(自身を除く): 309618216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 89123, 178246, 267369, 356492, 445615, 534738, 712984, 802107, 891230, 1069476, 1336845, 1425968, 1604214, 1782460, 2138952, 2673690, 2851936, 3208428, 3564920, 4010535, 4277904, 5347380, 6416856, 7129840, 8021070, 8555808, 10694760, 12833712, 14259680, 16042140, 21389520, 25667424, 32084280, 42779040, 64168560, 128337120]

約数ペア:

[(1, 128337120), (2, 64168560), (3, 42779040), (4, 32084280), (5, 25667424), (6, 21389520), (8, 16042140), (9, 14259680), (10, 12833712), (12, 10694760), (15, 8555808), (16, 8021070), (18, 7129840), (20, 6416856), (24, 5347380), (30, 4277904), (32, 4010535), (36, 3564920), (40, 3208428), (45, 2851936), (48, 2673690), (60, 2138952), (72, 1782460), (80, 1604214), (90, 1425968), (96, 1336845), (120, 1069476), (144, 891230), (160, 802107), (180, 712984), (240, 534738), (288, 445615), (360, 356492), (480, 267369), (720, 178246), (1440, 89123)]