209969190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{122789}}^1$

素因数の和:122821

約数の個数: 48

約数和(自身を含む): 574657200

約数和(自身を除く): 364688010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 122789, 245578, 368367, 613945, 736734, 1105101, 1227890, 1841835, 2210202, 2332991, 3683670, 4665982, 5525505, 6998973, 11051010, 11664955, 13997946, 20996919, 23329910, 34994865, 41993838, 69989730, 104984595, 209969190]

約数ペア:

[(1, 209969190), (2, 104984595), (3, 69989730), (5, 41993838), (6, 34994865), (9, 23329910), (10, 20996919), (15, 13997946), (18, 11664955), (19, 11051010), (30, 6998973), (38, 5525505), (45, 4665982), (57, 3683670), (90, 2332991), (95, 2210202), (114, 1841835), (171, 1227890), (190, 1105101), (285, 736734), (342, 613945), (570, 368367), (855, 245578), (1710, 122789)]