61928580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{147449}}^1$

素因数の和:147468

約数の個数: 48

約数和(自身を含む): 198172800

約数和(自身を除く): 136244220

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, 147449, 294898, 442347, 589796, 737245, 884694, 1032143, 1474490, 1769388, 2064286, 2211735, 2948980, 3096429, 4128572, 4423470, 5160715, 6192858, 8846940, 10321430, 12385716, 15482145, 20642860, 30964290, 61928580]

約数ペア:

[(1, 61928580), (2, 30964290), (3, 20642860), (4, 15482145), (5, 12385716), (6, 10321430), (7, 8846940), (10, 6192858), (12, 5160715), (14, 4423470), (15, 4128572), (20, 3096429), (21, 2948980), (28, 2211735), (30, 2064286), (35, 1769388), (42, 1474490), (60, 1032143), (70, 884694), (84, 737245), (105, 589796), (140, 442347), (210, 294898), (420, 147449)]