18386550

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:487

約数の個数: 144

約数和(自身を含む): 60933600

約数和(自身を除く): 42547050

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 39, 42, 45, 50, 63, 65, 70, 75, 78, 90, 91, 105, 117, 126, 130, 150, 175, 182, 195, 210, 225, 234, 273, 315, 325, 350, 390, 449, 450, 455, 525, 546, 585, 630, 650, 819, 898, 910, 975, 1050, 1170, 1347, 1365, 1575, 1638, 1950, 2245, 2275, 2694, 2730, 2925, 3143, 3150, 4041, 4095, 4490, 4550, 5837, 5850, 6286, 6735, 6825, 8082, 8190, 9429, 11225, 11674, 13470, 13650, 15715, 17511, 18858, 20205, 20475, 22450, 28287, 29185, 31430, 33675, 35022, 40410, 40859, 40950, 47145, 52533, 56574, 58370, 67350, 78575, 81718, 87555, 94290, 101025, 105066, 122577, 141435, 145925, 157150, 175110, 202050, 204295, 235725, 245154, 262665, 282870, 291850, 367731, 408590, 437775, 471450, 525330, 612885, 707175, 735462, 875550, 1021475, 1225770, 1313325, 1414350, 1838655, 2042950, 2626650, 3064425, 3677310, 6128850, 9193275, 18386550]

約数ペア:

[(1, 18386550), (2, 9193275), (3, 6128850), (5, 3677310), (6, 3064425), (7, 2626650), (9, 2042950), (10, 1838655), (13, 1414350), (14, 1313325), (15, 1225770), (18, 1021475), (21, 875550), (25, 735462), (26, 707175), (30, 612885), (35, 525330), (39, 471450), (42, 437775), (45, 408590), (50, 367731), (63, 291850), (65, 282870), (70, 262665), (75, 245154), (78, 235725), (90, 204295), (91, 202050), (105, 175110), (117, 157150), (126, 145925), (130, 141435), (150, 122577), (175, 105066), (182, 101025), (195, 94290), (210, 87555), (225, 81718), (234, 78575), (273, 67350), (315, 58370), (325, 56574), (350, 52533), (390, 47145), (449, 40950), (450, 40859), (455, 40410), (525, 35022), (546, 33675), (585, 31430), (630, 29185), (650, 28287), (819, 22450), (898, 20475), (910, 20205), (975, 18858), (1050, 17511), (1170, 15715), (1347, 13650), (1365, 13470), (1575, 11674), (1638, 11225), (1950, 9429), (2245, 8190), (2275, 8082), (2694, 6825), (2730, 6735), (2925, 6286), (3143, 5850), (3150, 5837), (4041, 4550), (4095, 4490)]