18377000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 128

約数和(自身を含む): 48522240

約数和(自身を除く): 30145240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 25, 34, 40, 46, 47, 50, 68, 85, 92, 94, 100, 115, 125, 136, 170, 184, 188, 200, 230, 235, 250, 340, 376, 391, 425, 460, 470, 500, 575, 680, 782, 799, 850, 920, 940, 1000, 1081, 1150, 1175, 1564, 1598, 1700, 1880, 1955, 2125, 2162, 2300, 2350, 2875, 3128, 3196, 3400, 3910, 3995, 4250, 4324, 4600, 4700, 5405, 5750, 5875, 6392, 7820, 7990, 8500, 8648, 9400, 9775, 10810, 11500, 11750, 15640, 15980, 17000, 18377, 19550, 19975, 21620, 23000, 23500, 27025, 31960, 36754, 39100, 39950, 43240, 47000, 48875, 54050, 73508, 78200, 79900, 91885, 97750, 99875, 108100, 135125, 147016, 159800, 183770, 195500, 199750, 216200, 270250, 367540, 391000, 399500, 459425, 540500, 735080, 799000, 918850, 1081000, 1837700, 2297125, 3675400, 4594250, 9188500, 18377000]

約数ペア:

[(1, 18377000), (2, 9188500), (4, 4594250), (5, 3675400), (8, 2297125), (10, 1837700), (17, 1081000), (20, 918850), (23, 799000), (25, 735080), (34, 540500), (40, 459425), (46, 399500), (47, 391000), (50, 367540), (68, 270250), (85, 216200), (92, 199750), (94, 195500), (100, 183770), (115, 159800), (125, 147016), (136, 135125), (170, 108100), (184, 99875), (188, 97750), (200, 91885), (230, 79900), (235, 78200), (250, 73508), (340, 54050), (376, 48875), (391, 47000), (425, 43240), (460, 39950), (470, 39100), (500, 36754), (575, 31960), (680, 27025), (782, 23500), (799, 23000), (850, 21620), (920, 19975), (940, 19550), (1000, 18377), (1081, 17000), (1150, 15980), (1175, 15640), (1564, 11750), (1598, 11500), (1700, 10810), (1880, 9775), (1955, 9400), (2125, 8648), (2162, 8500), (2300, 7990), (2350, 7820), (2875, 6392), (3128, 5875), (3196, 5750), (3400, 5405), (3910, 4700), (3995, 4600), (4250, 4324)]