890665812

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{3491}}^1$

素因数の和:3893

約数の個数: 72

約数和(自身を含む): 2376934560

約数和(自身を除く): 1486268748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 373, 684, 746, 1119, 1492, 2238, 3357, 3491, 4476, 6714, 6982, 7087, 10473, 13428, 13964, 14174, 20946, 21261, 28348, 31419, 41892, 42522, 62838, 63783, 66329, 85044, 125676, 127566, 132658, 198987, 255132, 265316, 397974, 596961, 795948, 1193922, 1302143, 2387844, 2604286, 3906429, 5208572, 7812858, 11719287, 15625716, 23438574, 24740717, 46877148, 49481434, 74222151, 98962868, 148444302, 222666453, 296888604, 445332906, 890665812]

約数ペア:

[(1, 890665812), (2, 445332906), (3, 296888604), (4, 222666453), (6, 148444302), (9, 98962868), (12, 74222151), (18, 49481434), (19, 46877148), (36, 24740717), (38, 23438574), (57, 15625716), (76, 11719287), (114, 7812858), (171, 5208572), (228, 3906429), (342, 2604286), (373, 2387844), (684, 1302143), (746, 1193922), (1119, 795948), (1492, 596961), (2238, 397974), (3357, 265316), (3491, 255132), (4476, 198987), (6714, 132658), (6982, 127566), (7087, 125676), (10473, 85044), (13428, 66329), (13964, 63783), (14174, 62838), (20946, 42522), (21261, 41892), (28348, 31419)]