154849380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{368689}}^1$

素因数の和:368708

約数の個数: 48

約数和(自身を含む): 495519360

約数和(自身を除く): 340669980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 368689, 737378, 1106067, 1474756, 1843445, 2212134, 2580823, 3686890, 4424268, 5161646, 5530335, 7373780, 7742469, 10323292, 11060670, 12904115, 15484938, 22121340, 25808230, 30969876, 38712345, 51616460, 77424690, 154849380]

約数ペア:

[(1, 154849380), (2, 77424690), (3, 51616460), (4, 38712345), (5, 30969876), (6, 25808230), (7, 22121340), (10, 15484938), (12, 12904115), (14, 11060670), (15, 10323292), (20, 7742469), (21, 7373780), (28, 5530335), (30, 5161646), (35, 4424268), (42, 3686890), (60, 2580823), (70, 2212134), (84, 1843445), (105, 1474756), (140, 1106067), (210, 737378), (420, 368689)]