18285000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:105

約数の個数: 160

約数和(自身を含む): 60730560

約数和(自身を除く): 42445560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 25, 30, 40, 46, 50, 53, 60, 69, 75, 92, 100, 106, 115, 120, 125, 138, 150, 159, 184, 200, 212, 230, 250, 265, 276, 300, 318, 345, 375, 424, 460, 500, 530, 552, 575, 600, 625, 636, 690, 750, 795, 920, 1000, 1060, 1150, 1219, 1250, 1272, 1325, 1380, 1500, 1590, 1725, 1875, 2120, 2300, 2438, 2500, 2650, 2760, 2875, 3000, 3180, 3450, 3657, 3750, 3975, 4600, 4876, 5000, 5300, 5750, 6095, 6360, 6625, 6900, 7314, 7500, 7950, 8625, 9752, 10600, 11500, 12190, 13250, 13800, 14375, 14628, 15000, 15900, 17250, 18285, 19875, 23000, 24380, 26500, 28750, 29256, 30475, 31800, 33125, 34500, 36570, 39750, 43125, 48760, 53000, 57500, 60950, 66250, 69000, 73140, 79500, 86250, 91425, 99375, 115000, 121900, 132500, 146280, 152375, 159000, 172500, 182850, 198750, 243800, 265000, 304750, 345000, 365700, 397500, 457125, 609500, 731400, 761875, 795000, 914250, 1219000, 1523750, 1828500, 2285625, 3047500, 3657000, 4571250, 6095000, 9142500, 18285000]

約数ペア:

[(1, 18285000), (2, 9142500), (3, 6095000), (4, 4571250), (5, 3657000), (6, 3047500), (8, 2285625), (10, 1828500), (12, 1523750), (15, 1219000), (20, 914250), (23, 795000), (24, 761875), (25, 731400), (30, 609500), (40, 457125), (46, 397500), (50, 365700), (53, 345000), (60, 304750), (69, 265000), (75, 243800), (92, 198750), (100, 182850), (106, 172500), (115, 159000), (120, 152375), (125, 146280), (138, 132500), (150, 121900), (159, 115000), (184, 99375), (200, 91425), (212, 86250), (230, 79500), (250, 73140), (265, 69000), (276, 66250), (300, 60950), (318, 57500), (345, 53000), (375, 48760), (424, 43125), (460, 39750), (500, 36570), (530, 34500), (552, 33125), (575, 31800), (600, 30475), (625, 29256), (636, 28750), (690, 26500), (750, 24380), (795, 23000), (920, 19875), (1000, 18285), (1060, 17250), (1150, 15900), (1219, 15000), (1250, 14628), (1272, 14375), (1325, 13800), (1380, 13250), (1500, 12190), (1590, 11500), (1725, 10600), (1875, 9752), (2120, 8625), (2300, 7950), (2438, 7500), (2500, 7314), (2650, 6900), (2760, 6625), (2875, 6360), (3000, 6095), (3180, 5750), (3450, 5300), (3657, 5000), (3750, 4876), (3975, 4600)]