418884720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1745353}}^1$

素因数の和:1745369

約数の個数: 40

約数和(自身を含む): 1298543376

約数和(自身を除く): 879658656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1745353, 3490706, 5236059, 6981412, 8726765, 10472118, 13962824, 17453530, 20944236, 26180295, 27925648, 34907060, 41888472, 52360590, 69814120, 83776944, 104721180, 139628240, 209442360, 418884720]

約数ペア:

[(1, 418884720), (2, 209442360), (3, 139628240), (4, 104721180), (5, 83776944), (6, 69814120), (8, 52360590), (10, 41888472), (12, 34907060), (15, 27925648), (16, 26180295), (20, 20944236), (24, 17453530), (30, 13962824), (40, 10472118), (48, 8726765), (60, 6981412), (80, 5236059), (120, 3490706), (240, 1745353)]