51931320

素因数分解:

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

素因数の和:525

約数の個数: 128

約数和(自身を含む): 179504640

約数和(自身を除く): 127573320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 211, 280, 293, 420, 422, 586, 633, 840, 844, 879, 1055, 1172, 1266, 1465, 1477, 1688, 1758, 2051, 2110, 2344, 2532, 2930, 2954, 3165, 3516, 4102, 4220, 4395, 4431, 5064, 5860, 5908, 6153, 6330, 7032, 7385, 8204, 8440, 8790, 8862, 10255, 11720, 11816, 12306, 12660, 14770, 16408, 17580, 17724, 20510, 22155, 24612, 25320, 29540, 30765, 35160, 35448, 41020, 44310, 49224, 59080, 61530, 61823, 82040, 88620, 123060, 123646, 177240, 185469, 246120, 247292, 309115, 370938, 432761, 494584, 618230, 741876, 865522, 927345, 1236460, 1298283, 1483752, 1731044, 1854690, 2163805, 2472920, 2596566, 3462088, 3709380, 4327610, 5193132, 6491415, 7418760, 8655220, 10386264, 12982830, 17310440, 25965660, 51931320]

約数ペア:

[(1, 51931320), (2, 25965660), (3, 17310440), (4, 12982830), (5, 10386264), (6, 8655220), (7, 7418760), (8, 6491415), (10, 5193132), (12, 4327610), (14, 3709380), (15, 3462088), (20, 2596566), (21, 2472920), (24, 2163805), (28, 1854690), (30, 1731044), (35, 1483752), (40, 1298283), (42, 1236460), (56, 927345), (60, 865522), (70, 741876), (84, 618230), (105, 494584), (120, 432761), (140, 370938), (168, 309115), (210, 247292), (211, 246120), (280, 185469), (293, 177240), (420, 123646), (422, 123060), (586, 88620), (633, 82040), (840, 61823), (844, 61530), (879, 59080), (1055, 49224), (1172, 44310), (1266, 41020), (1465, 35448), (1477, 35160), (1688, 30765), (1758, 29540), (2051, 25320), (2110, 24612), (2344, 22155), (2532, 20510), (2930, 17724), (2954, 17580), (3165, 16408), (3516, 14770), (4102, 12660), (4220, 12306), (4395, 11816), (4431, 11720), (5064, 10255), (5860, 8862), (5908, 8790), (6153, 8440), (6330, 8204), (7032, 7385)]