2180250

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:62

約数の個数: 128

約数和(自身を含む): 6739200

約数和(自身を除く): 4558950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 25, 27, 30, 34, 38, 45, 50, 51, 54, 57, 75, 85, 90, 95, 102, 114, 125, 135, 150, 153, 170, 171, 190, 225, 250, 255, 270, 285, 306, 323, 342, 375, 425, 450, 459, 475, 510, 513, 570, 646, 675, 750, 765, 850, 855, 918, 950, 969, 1026, 1125, 1275, 1350, 1425, 1530, 1615, 1710, 1938, 2125, 2250, 2295, 2375, 2550, 2565, 2850, 2907, 3230, 3375, 3825, 4250, 4275, 4590, 4750, 4845, 5130, 5814, 6375, 6750, 7125, 7650, 8075, 8550, 8721, 9690, 11475, 12750, 12825, 14250, 14535, 16150, 17442, 19125, 21375, 22950, 24225, 25650, 29070, 38250, 40375, 42750, 43605, 48450, 57375, 64125, 72675, 80750, 87210, 114750, 121125, 128250, 145350, 218025, 242250, 363375, 436050, 726750, 1090125, 2180250]

約数ペア:

[(1, 2180250), (2, 1090125), (3, 726750), (5, 436050), (6, 363375), (9, 242250), (10, 218025), (15, 145350), (17, 128250), (18, 121125), (19, 114750), (25, 87210), (27, 80750), (30, 72675), (34, 64125), (38, 57375), (45, 48450), (50, 43605), (51, 42750), (54, 40375), (57, 38250), (75, 29070), (85, 25650), (90, 24225), (95, 22950), (102, 21375), (114, 19125), (125, 17442), (135, 16150), (150, 14535), (153, 14250), (170, 12825), (171, 12750), (190, 11475), (225, 9690), (250, 8721), (255, 8550), (270, 8075), (285, 7650), (306, 7125), (323, 6750), (342, 6375), (375, 5814), (425, 5130), (450, 4845), (459, 4750), (475, 4590), (510, 4275), (513, 4250), (570, 3825), (646, 3375), (675, 3230), (750, 2907), (765, 2850), (850, 2565), (855, 2550), (918, 2375), (950, 2295), (969, 2250), (1026, 2125), (1125, 1938), (1275, 1710), (1350, 1615), (1425, 1530)]