77741920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 195955200

約数和(自身を除く): 118213280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 107, 152, 160, 190, 214, 239, 304, 380, 428, 478, 535, 608, 760, 856, 956, 1070, 1195, 1520, 1712, 1912, 2033, 2140, 2390, 3040, 3424, 3824, 4066, 4280, 4541, 4780, 7648, 8132, 8560, 9082, 9560, 10165, 16264, 17120, 18164, 19120, 20330, 22705, 25573, 32528, 36328, 38240, 40660, 45410, 51146, 65056, 72656, 81320, 90820, 102292, 127865, 145312, 162640, 181640, 204584, 255730, 325280, 363280, 409168, 485887, 511460, 726560, 818336, 971774, 1022920, 1943548, 2045840, 2429435, 3887096, 4091680, 4858870, 7774192, 9717740, 15548384, 19435480, 38870960, 77741920]

約数ペア:

[(1, 77741920), (2, 38870960), (4, 19435480), (5, 15548384), (8, 9717740), (10, 7774192), (16, 4858870), (19, 4091680), (20, 3887096), (32, 2429435), (38, 2045840), (40, 1943548), (76, 1022920), (80, 971774), (95, 818336), (107, 726560), (152, 511460), (160, 485887), (190, 409168), (214, 363280), (239, 325280), (304, 255730), (380, 204584), (428, 181640), (478, 162640), (535, 145312), (608, 127865), (760, 102292), (856, 90820), (956, 81320), (1070, 72656), (1195, 65056), (1520, 51146), (1712, 45410), (1912, 40660), (2033, 38240), (2140, 36328), (2390, 32528), (3040, 25573), (3424, 22705), (3824, 20330), (4066, 19120), (4280, 18164), (4541, 17120), (4780, 16264), (7648, 10165), (8132, 9560), (8560, 9082)]