155486940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{370207}}^1$

素因数の和:370226

約数の個数: 48

約数和(自身を含む): 497559552

約数和(自身を除く): 342072612

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, 370207, 740414, 1110621, 1480828, 1851035, 2221242, 2591449, 3702070, 4442484, 5182898, 5553105, 7404140, 7774347, 10365796, 11106210, 12957245, 15548694, 22212420, 25914490, 31097388, 38871735, 51828980, 77743470, 155486940]

約数ペア:

[(1, 155486940), (2, 77743470), (3, 51828980), (4, 38871735), (5, 31097388), (6, 25914490), (7, 22212420), (10, 15548694), (12, 12957245), (14, 11106210), (15, 10365796), (20, 7774347), (21, 7404140), (28, 5553105), (30, 5182898), (35, 4442484), (42, 3702070), (60, 2591449), (70, 2221242), (84, 1851035), (105, 1480828), (140, 1110621), (210, 740414), (420, 370207)]