1324517680

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1\times {\mathrm{367}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 3117121920

約数和(自身を除く): 1792604240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 229, 367, 394, 458, 734, 788, 916, 985, 1145, 1468, 1576, 1832, 1835, 1970, 2290, 2936, 3152, 3664, 3670, 3940, 4580, 5872, 7340, 7880, 9160, 14680, 15760, 18320, 29360, 45113, 72299, 84043, 90226, 144598, 168086, 180452, 225565, 289196, 336172, 360904, 361495, 420215, 451130, 578392, 672344, 721808, 722990, 840430, 902260, 1156784, 1344688, 1445980, 1680860, 1804520, 2891960, 3361720, 3609040, 5783920, 6723440, 16556471, 33112942, 66225884, 82782355, 132451768, 165564710, 264903536, 331129420, 662258840, 1324517680]

約数ペア:

[(1, 1324517680), (2, 662258840), (4, 331129420), (5, 264903536), (8, 165564710), (10, 132451768), (16, 82782355), (20, 66225884), (40, 33112942), (80, 16556471), (197, 6723440), (229, 5783920), (367, 3609040), (394, 3361720), (458, 2891960), (734, 1804520), (788, 1680860), (916, 1445980), (985, 1344688), (1145, 1156784), (1468, 902260), (1576, 840430), (1832, 722990), (1835, 721808), (1970, 672344), (2290, 578392), (2936, 451130), (3152, 420215), (3664, 361495), (3670, 360904), (3940, 336172), (4580, 289196), (5872, 225565), (7340, 180452), (7880, 168086), (9160, 144598), (14680, 90226), (15760, 84043), (18320, 72299), (29360, 45113)]