123128940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{947}}^1$

素因数の和:1167

約数の個数: 96

約数和(自身を含む): 378411264

約数和(自身を除く): 255282324

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 197, 220, 330, 394, 591, 660, 788, 947, 985, 1182, 1894, 1970, 2167, 2364, 2841, 2955, 3788, 3940, 4334, 4735, 5682, 5910, 6501, 8668, 9470, 10417, 10835, 11364, 11820, 13002, 14205, 18940, 20834, 21670, 26004, 28410, 31251, 32505, 41668, 43340, 52085, 56820, 62502, 65010, 104170, 125004, 130020, 156255, 186559, 208340, 312510, 373118, 559677, 625020, 746236, 932795, 1119354, 1865590, 2052149, 2238708, 2798385, 3731180, 4104298, 5596770, 6156447, 8208596, 10260745, 11193540, 12312894, 20521490, 24625788, 30782235, 41042980, 61564470, 123128940]

約数ペア:

[(1, 123128940), (2, 61564470), (3, 41042980), (4, 30782235), (5, 24625788), (6, 20521490), (10, 12312894), (11, 11193540), (12, 10260745), (15, 8208596), (20, 6156447), (22, 5596770), (30, 4104298), (33, 3731180), (44, 2798385), (55, 2238708), (60, 2052149), (66, 1865590), (110, 1119354), (132, 932795), (165, 746236), (197, 625020), (220, 559677), (330, 373118), (394, 312510), (591, 208340), (660, 186559), (788, 156255), (947, 130020), (985, 125004), (1182, 104170), (1894, 65010), (1970, 62502), (2167, 56820), (2364, 52085), (2841, 43340), (2955, 41668), (3788, 32505), (3940, 31251), (4334, 28410), (4735, 26004), (5682, 21670), (5910, 20834), (6501, 18940), (8668, 14205), (9470, 13002), (10417, 11820), (10835, 11364)]