78606720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{4549}}^1$

素因数の和:4577

約数の個数: 128

約数和(自身を含む): 278460000

約数和(自身を除く): 199853280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 4549, 5760, 8640, 9098, 13647, 17280, 18196, 22745, 27294, 36392, 40941, 45490, 54588, 68235, 72784, 81882, 90980, 109176, 122823, 136470, 145568, 163764, 181960, 204705, 218352, 245646, 272940, 291136, 327528, 363920, 409410, 436704, 491292, 545880, 582272, 614115, 655056, 727840, 818820, 873408, 982584, 1091760, 1228230, 1310112, 1455680, 1637640, 1746816, 1965168, 2183520, 2456460, 2620224, 2911360, 3275280, 3930336, 4367040, 4912920, 5240448, 6550560, 7860672, 8734080, 9825840, 13101120, 15721344, 19651680, 26202240, 39303360, 78606720]

約数ペア:

[(1, 78606720), (2, 39303360), (3, 26202240), (4, 19651680), (5, 15721344), (6, 13101120), (8, 9825840), (9, 8734080), (10, 7860672), (12, 6550560), (15, 5240448), (16, 4912920), (18, 4367040), (20, 3930336), (24, 3275280), (27, 2911360), (30, 2620224), (32, 2456460), (36, 2183520), (40, 1965168), (45, 1746816), (48, 1637640), (54, 1455680), (60, 1310112), (64, 1228230), (72, 1091760), (80, 982584), (90, 873408), (96, 818820), (108, 727840), (120, 655056), (128, 614115), (135, 582272), (144, 545880), (160, 491292), (180, 436704), (192, 409410), (216, 363920), (240, 327528), (270, 291136), (288, 272940), (320, 245646), (360, 218352), (384, 204705), (432, 181960), (480, 163764), (540, 145568), (576, 136470), (640, 122823), (720, 109176), (864, 90980), (960, 81882), (1080, 72784), (1152, 68235), (1440, 54588), (1728, 45490), (1920, 40941), (2160, 36392), (2880, 27294), (3456, 22745), (4320, 18196), (4549, 17280), (5760, 13647), (8640, 9098)]