123901980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:519

約数の個数: 96

約数和(自身を含む): 357268800

約数和(自身を除く): 233366820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 97, 122, 183, 194, 244, 291, 305, 349, 366, 388, 485, 582, 610, 698, 732, 915, 970, 1047, 1164, 1220, 1396, 1455, 1745, 1830, 1940, 2094, 2910, 3490, 3660, 4188, 5235, 5820, 5917, 6980, 10470, 11834, 17751, 20940, 21289, 23668, 29585, 33853, 35502, 42578, 59170, 63867, 67706, 71004, 85156, 88755, 101559, 106445, 118340, 127734, 135412, 169265, 177510, 203118, 212890, 255468, 319335, 338530, 355020, 406236, 425780, 507795, 638670, 677060, 1015590, 1277340, 2031180, 2065033, 4130066, 6195099, 8260132, 10325165, 12390198, 20650330, 24780396, 30975495, 41300660, 61950990, 123901980]

約数ペア:

[(1, 123901980), (2, 61950990), (3, 41300660), (4, 30975495), (5, 24780396), (6, 20650330), (10, 12390198), (12, 10325165), (15, 8260132), (20, 6195099), (30, 4130066), (60, 2065033), (61, 2031180), (97, 1277340), (122, 1015590), (183, 677060), (194, 638670), (244, 507795), (291, 425780), (305, 406236), (349, 355020), (366, 338530), (388, 319335), (485, 255468), (582, 212890), (610, 203118), (698, 177510), (732, 169265), (915, 135412), (970, 127734), (1047, 118340), (1164, 106445), (1220, 101559), (1396, 88755), (1455, 85156), (1745, 71004), (1830, 67706), (1940, 63867), (2094, 59170), (2910, 42578), (3490, 35502), (3660, 33853), (4188, 29585), (5235, 23668), (5820, 21289), (5917, 20940), (6980, 17751), (10470, 11834)]