255671280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{355099}}^1$

素因数の和:355118

約数の個数: 60

約数和(自身を含む): 858631800

約数和(自身を除く): 602960520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 355099, 710198, 1065297, 1420396, 1775495, 2130594, 2840792, 3195891, 3550990, 4261188, 5326485, 5681584, 6391782, 7101980, 8522376, 10652970, 12783564, 14203960, 15979455, 17044752, 21305940, 25567128, 28407920, 31958910, 42611880, 51134256, 63917820, 85223760, 127835640, 255671280]

約数ペア:

[(1, 255671280), (2, 127835640), (3, 85223760), (4, 63917820), (5, 51134256), (6, 42611880), (8, 31958910), (9, 28407920), (10, 25567128), (12, 21305940), (15, 17044752), (16, 15979455), (18, 14203960), (20, 12783564), (24, 10652970), (30, 8522376), (36, 7101980), (40, 6391782), (45, 5681584), (48, 5326485), (60, 4261188), (72, 3550990), (80, 3195891), (90, 2840792), (120, 2130594), (144, 1775495), (180, 1420396), (240, 1065297), (360, 710198), (720, 355099)]