164484720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{228451}}^1$

素因数の和:228470

約数の個数: 60

約数和(自身を含む): 552396936

約数和(自身を除く): 387912216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 228451, 456902, 685353, 913804, 1142255, 1370706, 1827608, 2056059, 2284510, 2741412, 3426765, 3655216, 4112118, 4569020, 5482824, 6853530, 8224236, 9138040, 10280295, 10965648, 13707060, 16448472, 18276080, 20560590, 27414120, 32896944, 41121180, 54828240, 82242360, 164484720]

約数ペア:

[(1, 164484720), (2, 82242360), (3, 54828240), (4, 41121180), (5, 32896944), (6, 27414120), (8, 20560590), (9, 18276080), (10, 16448472), (12, 13707060), (15, 10965648), (16, 10280295), (18, 9138040), (20, 8224236), (24, 6853530), (30, 5482824), (36, 4569020), (40, 4112118), (45, 3655216), (48, 3426765), (60, 2741412), (72, 2284510), (80, 2056059), (90, 1827608), (120, 1370706), (144, 1142255), (180, 913804), (240, 685353), (360, 456902), (720, 228451)]