77896980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:526

約数の個数: 144

約数和(自身を含む): 272248704

約数和(自身を除く): 194351724

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 211, 252, 293, 315, 420, 422, 586, 630, 633, 844, 879, 1055, 1172, 1260, 1266, 1465, 1477, 1758, 1899, 2051, 2110, 2532, 2637, 2930, 2954, 3165, 3516, 3798, 4102, 4220, 4395, 4431, 5274, 5860, 5908, 6153, 6330, 7385, 7596, 8204, 8790, 8862, 9495, 10255, 10548, 12306, 12660, 13185, 13293, 14770, 17580, 17724, 18459, 18990, 20510, 22155, 24612, 26370, 26586, 29540, 30765, 36918, 37980, 41020, 44310, 52740, 53172, 61530, 61823, 66465, 73836, 88620, 92295, 123060, 123646, 132930, 184590, 185469, 247292, 265860, 309115, 369180, 370938, 432761, 556407, 618230, 741876, 865522, 927345, 1112814, 1236460, 1298283, 1731044, 1854690, 2163805, 2225628, 2596566, 2782035, 3709380, 3894849, 4327610, 5193132, 5564070, 6491415, 7789698, 8655220, 11128140, 12982830, 15579396, 19474245, 25965660, 38948490, 77896980]

約数ペア:

[(1, 77896980), (2, 38948490), (3, 25965660), (4, 19474245), (5, 15579396), (6, 12982830), (7, 11128140), (9, 8655220), (10, 7789698), (12, 6491415), (14, 5564070), (15, 5193132), (18, 4327610), (20, 3894849), (21, 3709380), (28, 2782035), (30, 2596566), (35, 2225628), (36, 2163805), (42, 1854690), (45, 1731044), (60, 1298283), (63, 1236460), (70, 1112814), (84, 927345), (90, 865522), (105, 741876), (126, 618230), (140, 556407), (180, 432761), (210, 370938), (211, 369180), (252, 309115), (293, 265860), (315, 247292), (420, 185469), (422, 184590), (586, 132930), (630, 123646), (633, 123060), (844, 92295), (879, 88620), (1055, 73836), (1172, 66465), (1260, 61823), (1266, 61530), (1465, 53172), (1477, 52740), (1758, 44310), (1899, 41020), (2051, 37980), (2110, 36918), (2532, 30765), (2637, 29540), (2930, 26586), (2954, 26370), (3165, 24612), (3516, 22155), (3798, 20510), (4102, 18990), (4220, 18459), (4395, 17724), (4431, 17580), (5274, 14770), (5860, 13293), (5908, 13185), (6153, 12660), (6330, 12306), (7385, 10548), (7596, 10255), (8204, 9495), (8790, 8862)]