128512887948

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{324557}}^1$

素因数の和:325231

約数の個数: 72

約数和(自身を含む): 344493650592

約数和(自身を除く): 215980762644

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 647, 1294, 1941, 2588, 3882, 5823, 7764, 10999, 11646, 21998, 23292, 32997, 43996, 65994, 98991, 131988, 197982, 324557, 395964, 649114, 973671, 1298228, 1947342, 2921013, 3894684, 5517469, 5842026, 11034938, 11684052, 16552407, 22069876, 33104814, 49657221, 66209628, 99314442, 198628884, 209988379, 419976758, 629965137, 839953516, 1259930274, 1889895411, 2519860548, 3569802443, 3779790822, 7139604886, 7559581644, 10709407329, 14279209772, 21418814658, 32128221987, 42837629316, 64256443974, 128512887948]

約数ペア:

[(1, 128512887948), (2, 64256443974), (3, 42837629316), (4, 32128221987), (6, 21418814658), (9, 14279209772), (12, 10709407329), (17, 7559581644), (18, 7139604886), (34, 3779790822), (36, 3569802443), (51, 2519860548), (68, 1889895411), (102, 1259930274), (153, 839953516), (204, 629965137), (306, 419976758), (612, 209988379), (647, 198628884), (1294, 99314442), (1941, 66209628), (2588, 49657221), (3882, 33104814), (5823, 22069876), (7764, 16552407), (10999, 11684052), (11646, 11034938), (21998, 5842026), (23292, 5517469), (32997, 3894684), (43996, 2921013), (65994, 1947342), (98991, 1298228), (131988, 973671), (197982, 649114), (324557, 395964)]