228643000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{9941}}^1$

素因数の和:9985

約数の個数: 64

約数和(自身を含む): 558342720

約数和(自身を除く): 329699720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 184, 200, 230, 250, 460, 500, 575, 920, 1000, 1150, 2300, 2875, 4600, 5750, 9941, 11500, 19882, 23000, 39764, 49705, 79528, 99410, 198820, 228643, 248525, 397640, 457286, 497050, 914572, 994100, 1143215, 1242625, 1829144, 1988200, 2286430, 2485250, 4572860, 4970500, 5716075, 9145720, 9941000, 11432150, 22864300, 28580375, 45728600, 57160750, 114321500, 228643000]

約数ペア:

[(1, 228643000), (2, 114321500), (4, 57160750), (5, 45728600), (8, 28580375), (10, 22864300), (20, 11432150), (23, 9941000), (25, 9145720), (40, 5716075), (46, 4970500), (50, 4572860), (92, 2485250), (100, 2286430), (115, 1988200), (125, 1829144), (184, 1242625), (200, 1143215), (230, 994100), (250, 914572), (460, 497050), (500, 457286), (575, 397640), (920, 248525), (1000, 228643), (1150, 198820), (2300, 99410), (2875, 79528), (4600, 49705), (5750, 39764), (9941, 23000), (11500, 19882)]