161221200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1129}}^1$

素因数の和:1174

約数の個数: 240

約数和(自身を含む): 625495680

約数和(自身を除く): 464274480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 25, 28, 30, 34, 35, 40, 42, 48, 50, 51, 56, 60, 68, 70, 75, 80, 84, 85, 100, 102, 105, 112, 119, 120, 136, 140, 150, 168, 170, 175, 200, 204, 210, 238, 240, 255, 272, 280, 300, 336, 340, 350, 357, 400, 408, 420, 425, 476, 510, 525, 560, 595, 600, 680, 700, 714, 816, 840, 850, 952, 1020, 1050, 1129, 1190, 1200, 1275, 1360, 1400, 1428, 1680, 1700, 1785, 1904, 2040, 2100, 2258, 2380, 2550, 2800, 2856, 2975, 3387, 3400, 3570, 4080, 4200, 4516, 4760, 5100, 5645, 5712, 5950, 6774, 6800, 7140, 7903, 8400, 8925, 9032, 9520, 10200, 11290, 11900, 13548, 14280, 15806, 16935, 17850, 18064, 19193, 20400, 22580, 23709, 23800, 27096, 28225, 28560, 31612, 33870, 35700, 38386, 39515, 45160, 47418, 47600, 54192, 56450, 57579, 63224, 67740, 71400, 76772, 79030, 84675, 90320, 94836, 95965, 112900, 115158, 118545, 126448, 134351, 135480, 142800, 153544, 158060, 169350, 189672, 191930, 197575, 225800, 230316, 237090, 268702, 270960, 287895, 307088, 316120, 338700, 379344, 383860, 395150, 403053, 451600, 460632, 474180, 479825, 537404, 575790, 592725, 632240, 671755, 677400, 767720, 790300, 806106, 921264, 948360, 959650, 1074808, 1151580, 1185450, 1343510, 1354800, 1439475, 1535440, 1580600, 1612212, 1896720, 1919300, 2015265, 2149616, 2303160, 2370900, 2687020, 2878950, 3161200, 3224424, 3358775, 3838600, 4030530, 4606320, 4741800, 5374040, 5757900, 6448848, 6717550, 7677200, 8061060, 9483600, 10076325, 10748080, 11515800, 13435100, 16122120, 20152650, 23031600, 26870200, 32244240, 40305300, 53740400, 80610600, 161221200]

約数ペア:

[(1, 161221200), (2, 80610600), (3, 53740400), (4, 40305300), (5, 32244240), (6, 26870200), (7, 23031600), (8, 20152650), (10, 16122120), (12, 13435100), (14, 11515800), (15, 10748080), (16, 10076325), (17, 9483600), (20, 8061060), (21, 7677200), (24, 6717550), (25, 6448848), (28, 5757900), (30, 5374040), (34, 4741800), (35, 4606320), (40, 4030530), (42, 3838600), (48, 3358775), (50, 3224424), (51, 3161200), (56, 2878950), (60, 2687020), (68, 2370900), (70, 2303160), (75, 2149616), (80, 2015265), (84, 1919300), (85, 1896720), (100, 1612212), (102, 1580600), (105, 1535440), (112, 1439475), (119, 1354800), (120, 1343510), (136, 1185450), (140, 1151580), (150, 1074808), (168, 959650), (170, 948360), (175, 921264), (200, 806106), (204, 790300), (210, 767720), (238, 677400), (240, 671755), (255, 632240), (272, 592725), (280, 575790), (300, 537404), (336, 479825), (340, 474180), (350, 460632), (357, 451600), (400, 403053), (408, 395150), (420, 383860), (425, 379344), (476, 338700), (510, 316120), (525, 307088), (560, 287895), (595, 270960), (600, 268702), (680, 237090), (700, 230316), (714, 225800), (816, 197575), (840, 191930), (850, 189672), (952, 169350), (1020, 158060), (1050, 153544), (1129, 142800), (1190, 135480), (1200, 134351), (1275, 126448), (1360, 118545), (1400, 115158), (1428, 112900), (1680, 95965), (1700, 94836), (1785, 90320), (1904, 84675), (2040, 79030), (2100, 76772), (2258, 71400), (2380, 67740), (2550, 63224), (2800, 57579), (2856, 56450), (2975, 54192), (3387, 47600), (3400, 47418), (3570, 45160), (4080, 39515), (4200, 38386), (4516, 35700), (4760, 33870), (5100, 31612), (5645, 28560), (5712, 28225), (5950, 27096), (6774, 23800), (6800, 23709), (7140, 22580), (7903, 20400), (8400, 19193), (8925, 18064), (9032, 17850), (9520, 16935), (10200, 15806), (11290, 14280), (11900, 13548)]