78319360

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{8741}}^1$

素因数の和:8769

約数の個数: 72

約数和(自身を含む): 214423776

約数和(自身を除く): 136104416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8741, 8960, 17482, 34964, 43705, 61187, 69928, 87410, 122374, 139856, 174820, 244748, 279712, 305935, 349640, 489496, 559424, 611870, 699280, 978992, 1118848, 1223740, 1398560, 1957984, 2237696, 2447480, 2797120, 3915968, 4894960, 5594240, 7831936, 9789920, 11188480, 15663872, 19579840, 39159680, 78319360]

約数ペア:

[(1, 78319360), (2, 39159680), (4, 19579840), (5, 15663872), (7, 11188480), (8, 9789920), (10, 7831936), (14, 5594240), (16, 4894960), (20, 3915968), (28, 2797120), (32, 2447480), (35, 2237696), (40, 1957984), (56, 1398560), (64, 1223740), (70, 1118848), (80, 978992), (112, 699280), (128, 611870), (140, 559424), (160, 489496), (224, 349640), (256, 305935), (280, 279712), (320, 244748), (448, 174820), (560, 139856), (640, 122374), (896, 87410), (1120, 69928), (1280, 61187), (1792, 43705), (2240, 34964), (4480, 17482), (8741, 8960)]