80023860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:283

約数の個数: 216

約数和(自身を含む): 290306016

約数和(自身を除く): 210282156

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 49, 60, 63, 70, 84, 86, 90, 98, 105, 126, 129, 140, 147, 172, 180, 196, 210, 211, 215, 245, 252, 258, 294, 301, 315, 387, 420, 422, 430, 441, 490, 516, 588, 602, 630, 633, 645, 735, 774, 844, 860, 882, 903, 980, 1055, 1204, 1260, 1266, 1290, 1470, 1477, 1505, 1548, 1764, 1806, 1899, 1935, 2107, 2110, 2205, 2532, 2580, 2709, 2940, 2954, 3010, 3165, 3612, 3798, 3870, 4214, 4220, 4410, 4431, 4515, 5418, 5908, 6020, 6321, 6330, 7385, 7596, 7740, 8428, 8820, 8862, 9030, 9073, 9495, 10339, 10535, 10836, 12642, 12660, 13293, 13545, 14770, 17724, 18060, 18146, 18963, 18990, 20678, 21070, 22155, 25284, 26586, 27090, 27219, 29540, 31017, 31605, 36292, 37926, 37980, 41356, 42140, 44310, 45365, 51695, 53172, 54180, 54438, 62034, 63210, 63511, 66465, 75852, 81657, 88620, 90730, 93051, 94815, 103390, 108876, 124068, 126420, 127022, 132930, 136095, 155085, 163314, 181460, 186102, 189630, 190533, 206780, 254044, 265860, 272190, 310170, 317555, 326628, 372204, 379260, 381066, 408285, 444577, 465255, 544380, 571599, 620340, 635110, 762132, 816570, 889154, 930510, 952665, 1143198, 1270220, 1333731, 1633140, 1778308, 1861020, 1905330, 2222885, 2286396, 2667462, 2857995, 3810660, 4001193, 4445770, 5334924, 5715990, 6668655, 8002386, 8891540, 11431980, 13337310, 16004772, 20005965, 26674620, 40011930, 80023860]

約数ペア:

[(1, 80023860), (2, 40011930), (3, 26674620), (4, 20005965), (5, 16004772), (6, 13337310), (7, 11431980), (9, 8891540), (10, 8002386), (12, 6668655), (14, 5715990), (15, 5334924), (18, 4445770), (20, 4001193), (21, 3810660), (28, 2857995), (30, 2667462), (35, 2286396), (36, 2222885), (42, 1905330), (43, 1861020), (45, 1778308), (49, 1633140), (60, 1333731), (63, 1270220), (70, 1143198), (84, 952665), (86, 930510), (90, 889154), (98, 816570), (105, 762132), (126, 635110), (129, 620340), (140, 571599), (147, 544380), (172, 465255), (180, 444577), (196, 408285), (210, 381066), (211, 379260), (215, 372204), (245, 326628), (252, 317555), (258, 310170), (294, 272190), (301, 265860), (315, 254044), (387, 206780), (420, 190533), (422, 189630), (430, 186102), (441, 181460), (490, 163314), (516, 155085), (588, 136095), (602, 132930), (630, 127022), (633, 126420), (645, 124068), (735, 108876), (774, 103390), (844, 94815), (860, 93051), (882, 90730), (903, 88620), (980, 81657), (1055, 75852), (1204, 66465), (1260, 63511), (1266, 63210), (1290, 62034), (1470, 54438), (1477, 54180), (1505, 53172), (1548, 51695), (1764, 45365), (1806, 44310), (1899, 42140), (1935, 41356), (2107, 37980), (2110, 37926), (2205, 36292), (2532, 31605), (2580, 31017), (2709, 29540), (2940, 27219), (2954, 27090), (3010, 26586), (3165, 25284), (3612, 22155), (3798, 21070), (3870, 20678), (4214, 18990), (4220, 18963), (4410, 18146), (4431, 18060), (4515, 17724), (5418, 14770), (5908, 13545), (6020, 13293), (6321, 12660), (6330, 12642), (7385, 10836), (7596, 10535), (7740, 10339), (8428, 9495), (8820, 9073), (8862, 9030)]