121804760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:657

約数の個数: 128

約数和(自身を含む): 347120640

約数和(自身を除く): 225315880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 140, 142, 154, 220, 280, 284, 308, 355, 385, 440, 497, 557, 568, 616, 710, 770, 781, 994, 1114, 1420, 1540, 1562, 1988, 2228, 2485, 2785, 2840, 3080, 3124, 3899, 3905, 3976, 4456, 4970, 5467, 5570, 6127, 6248, 7798, 7810, 9940, 10934, 11140, 12254, 15596, 15620, 19495, 19880, 21868, 22280, 24508, 27335, 30635, 31192, 31240, 38990, 39547, 42889, 43736, 49016, 54670, 61270, 77980, 79094, 85778, 109340, 122540, 155960, 158188, 171556, 197735, 214445, 218680, 245080, 276829, 316376, 343112, 395470, 428890, 435017, 553658, 790940, 857780, 870034, 1107316, 1384145, 1581880, 1715560, 1740068, 2175085, 2214632, 2768290, 3045119, 3480136, 4350170, 5536580, 6090238, 8700340, 11073160, 12180476, 15225595, 17400680, 24360952, 30451190, 60902380, 121804760]

約数ペア:

[(1, 121804760), (2, 60902380), (4, 30451190), (5, 24360952), (7, 17400680), (8, 15225595), (10, 12180476), (11, 11073160), (14, 8700340), (20, 6090238), (22, 5536580), (28, 4350170), (35, 3480136), (40, 3045119), (44, 2768290), (55, 2214632), (56, 2175085), (70, 1740068), (71, 1715560), (77, 1581880), (88, 1384145), (110, 1107316), (140, 870034), (142, 857780), (154, 790940), (220, 553658), (280, 435017), (284, 428890), (308, 395470), (355, 343112), (385, 316376), (440, 276829), (497, 245080), (557, 218680), (568, 214445), (616, 197735), (710, 171556), (770, 158188), (781, 155960), (994, 122540), (1114, 109340), (1420, 85778), (1540, 79094), (1562, 77980), (1988, 61270), (2228, 54670), (2485, 49016), (2785, 43736), (2840, 42889), (3080, 39547), (3124, 38990), (3899, 31240), (3905, 31192), (3976, 30635), (4456, 27335), (4970, 24508), (5467, 22280), (5570, 21868), (6127, 19880), (6248, 19495), (7798, 15620), (7810, 15596), (9940, 12254), (10934, 11140)]