204986250

素因数分解:

$2^1\times 3^2\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:191

約数の個数: 240

約数和(自身を含む): 672534720

約数和(自身を除く): 467548470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 25, 30, 35, 38, 42, 45, 50, 57, 63, 70, 75, 90, 95, 105, 114, 125, 126, 133, 137, 150, 171, 175, 190, 210, 225, 250, 266, 274, 285, 315, 342, 350, 375, 399, 411, 450, 475, 525, 570, 625, 630, 665, 685, 750, 798, 822, 855, 875, 950, 959, 1050, 1125, 1197, 1233, 1250, 1330, 1370, 1425, 1575, 1710, 1750, 1875, 1918, 1995, 2055, 2250, 2375, 2394, 2466, 2603, 2625, 2850, 2877, 3150, 3325, 3425, 3750, 3990, 4110, 4275, 4375, 4750, 4795, 5206, 5250, 5625, 5754, 5985, 6165, 6650, 6850, 7125, 7809, 7875, 8550, 8631, 8750, 9590, 9975, 10275, 11250, 11875, 11970, 12330, 13015, 13125, 14250, 14385, 15618, 15750, 16625, 17125, 17262, 18221, 19950, 20550, 21375, 23427, 23750, 23975, 26030, 26250, 28770, 29925, 30825, 33250, 34250, 35625, 36442, 39045, 39375, 42750, 43155, 46854, 47950, 49875, 51375, 54663, 59850, 61650, 65075, 71250, 71925, 78090, 78750, 83125, 85625, 86310, 91105, 99750, 102750, 106875, 109326, 117135, 119875, 130150, 143850, 149625, 154125, 163989, 166250, 171250, 182210, 195225, 213750, 215775, 234270, 239750, 249375, 256875, 273315, 299250, 308250, 325375, 327978, 359625, 390450, 431550, 455525, 498750, 513750, 546630, 585675, 599375, 650750, 719250, 748125, 770625, 819945, 911050, 976125, 1078875, 1171350, 1198750, 1366575, 1496250, 1541250, 1626875, 1639890, 1798125, 1952250, 2157750, 2277625, 2733150, 2928375, 3253750, 3596250, 4099725, 4555250, 4880625, 5394375, 5856750, 6832875, 8199450, 9761250, 10788750, 11388125, 13665750, 14641875, 20498625, 22776250, 29283750, 34164375, 40997250, 68328750, 102493125, 204986250]

約数ペア:

[(1, 204986250), (2, 102493125), (3, 68328750), (5, 40997250), (6, 34164375), (7, 29283750), (9, 22776250), (10, 20498625), (14, 14641875), (15, 13665750), (18, 11388125), (19, 10788750), (21, 9761250), (25, 8199450), (30, 6832875), (35, 5856750), (38, 5394375), (42, 4880625), (45, 4555250), (50, 4099725), (57, 3596250), (63, 3253750), (70, 2928375), (75, 2733150), (90, 2277625), (95, 2157750), (105, 1952250), (114, 1798125), (125, 1639890), (126, 1626875), (133, 1541250), (137, 1496250), (150, 1366575), (171, 1198750), (175, 1171350), (190, 1078875), (210, 976125), (225, 911050), (250, 819945), (266, 770625), (274, 748125), (285, 719250), (315, 650750), (342, 599375), (350, 585675), (375, 546630), (399, 513750), (411, 498750), (450, 455525), (475, 431550), (525, 390450), (570, 359625), (625, 327978), (630, 325375), (665, 308250), (685, 299250), (750, 273315), (798, 256875), (822, 249375), (855, 239750), (875, 234270), (950, 215775), (959, 213750), (1050, 195225), (1125, 182210), (1197, 171250), (1233, 166250), (1250, 163989), (1330, 154125), (1370, 149625), (1425, 143850), (1575, 130150), (1710, 119875), (1750, 117135), (1875, 109326), (1918, 106875), (1995, 102750), (2055, 99750), (2250, 91105), (2375, 86310), (2394, 85625), (2466, 83125), (2603, 78750), (2625, 78090), (2850, 71925), (2877, 71250), (3150, 65075), (3325, 61650), (3425, 59850), (3750, 54663), (3990, 51375), (4110, 49875), (4275, 47950), (4375, 46854), (4750, 43155), (4795, 42750), (5206, 39375), (5250, 39045), (5625, 36442), (5754, 35625), (5985, 34250), (6165, 33250), (6650, 30825), (6850, 29925), (7125, 28770), (7809, 26250), (7875, 26030), (8550, 23975), (8631, 23750), (8750, 23427), (9590, 21375), (9975, 20550), (10275, 19950), (11250, 18221), (11875, 17262), (11970, 17125), (12330, 16625), (13015, 15750), (13125, 15618), (14250, 14385)]