418366928

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 120

約数和(自身を含む): 1007524800

約数和(自身を除く): 589157872

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 47, 56, 76, 89, 94, 112, 133, 152, 178, 188, 266, 304, 329, 356, 376, 532, 623, 658, 712, 752, 893, 1064, 1246, 1316, 1424, 1691, 1786, 2128, 2209, 2492, 2632, 3382, 3572, 4183, 4418, 4984, 5264, 6251, 6764, 7144, 8366, 8836, 9968, 11837, 12502, 13528, 14288, 15463, 16732, 17672, 23674, 25004, 27056, 29281, 30926, 33464, 35344, 41971, 47348, 50008, 58562, 61852, 66928, 79477, 83942, 94696, 100016, 117124, 123704, 158954, 167884, 189392, 196601, 234248, 247408, 293797, 317908, 335768, 393202, 468496, 556339, 587594, 635816, 671536, 786404, 1112678, 1175188, 1271632, 1376207, 1572808, 2225356, 2350376, 2752414, 3145616, 3735419, 4450712, 4700752, 5504828, 7470838, 8901424, 11009656, 14941676, 22019312, 26147933, 29883352, 52295866, 59766704, 104591732, 209183464, 418366928]

約数ペア:

[(1, 418366928), (2, 209183464), (4, 104591732), (7, 59766704), (8, 52295866), (14, 29883352), (16, 26147933), (19, 22019312), (28, 14941676), (38, 11009656), (47, 8901424), (56, 7470838), (76, 5504828), (89, 4700752), (94, 4450712), (112, 3735419), (133, 3145616), (152, 2752414), (178, 2350376), (188, 2225356), (266, 1572808), (304, 1376207), (329, 1271632), (356, 1175188), (376, 1112678), (532, 786404), (623, 671536), (658, 635816), (712, 587594), (752, 556339), (893, 468496), (1064, 393202), (1246, 335768), (1316, 317908), (1424, 293797), (1691, 247408), (1786, 234248), (2128, 196601), (2209, 189392), (2492, 167884), (2632, 158954), (3382, 123704), (3572, 117124), (4183, 100016), (4418, 94696), (4984, 83942), (5264, 79477), (6251, 66928), (6764, 61852), (7144, 58562), (8366, 50008), (8836, 47348), (9968, 41971), (11837, 35344), (12502, 33464), (13528, 30926), (14288, 29281), (15463, 27056), (16732, 25004), (17672, 23674)]