90734220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2389}}^1$

素因数の和:2615

約数の個数: 72

約数和(自身を含む): 276647280

約数和(自身を除く): 185913060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1899, 2110, 2389, 2532, 3165, 3798, 4220, 4778, 6330, 7167, 7596, 9495, 9556, 11945, 12660, 14334, 18990, 21501, 23890, 28668, 35835, 37980, 43002, 47780, 71670, 86004, 107505, 143340, 215010, 430020, 504079, 1008158, 1512237, 2016316, 2520395, 3024474, 4536711, 5040790, 6048948, 7561185, 9073422, 10081580, 15122370, 18146844, 22683555, 30244740, 45367110, 90734220]

約数ペア:

[(1, 90734220), (2, 45367110), (3, 30244740), (4, 22683555), (5, 18146844), (6, 15122370), (9, 10081580), (10, 9073422), (12, 7561185), (15, 6048948), (18, 5040790), (20, 4536711), (30, 3024474), (36, 2520395), (45, 2016316), (60, 1512237), (90, 1008158), (180, 504079), (211, 430020), (422, 215010), (633, 143340), (844, 107505), (1055, 86004), (1266, 71670), (1899, 47780), (2110, 43002), (2389, 37980), (2532, 35835), (3165, 28668), (3798, 23890), (4220, 21501), (4778, 18990), (6330, 14334), (7167, 12660), (7596, 11945), (9495, 9556)]