78226260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{186253}}^1$

素因数の和:186272

約数の個数: 48

約数和(自身を含む): 250325376

約数和(自身を除く): 172099116

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, 186253, 372506, 558759, 745012, 931265, 1117518, 1303771, 1862530, 2235036, 2607542, 2793795, 3725060, 3911313, 5215084, 5587590, 6518855, 7822626, 11175180, 13037710, 15645252, 19556565, 26075420, 39113130, 78226260]

約数ペア:

[(1, 78226260), (2, 39113130), (3, 26075420), (4, 19556565), (5, 15645252), (6, 13037710), (7, 11175180), (10, 7822626), (12, 6518855), (14, 5587590), (15, 5215084), (20, 3911313), (21, 3725060), (28, 2793795), (30, 2607542), (35, 2235036), (42, 1862530), (60, 1303771), (70, 1117518), (84, 931265), (105, 745012), (140, 558759), (210, 372506), (420, 186253)]