213974520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{77527}}^1$

素因数の和:77564

約数の個数: 64

約数和(自身を含む): 669841920

約数和(自身を除く): 455867400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 77527, 155054, 232581, 310108, 387635, 465162, 620216, 775270, 930324, 1162905, 1550540, 1783121, 1860648, 2325810, 3101080, 3566242, 4651620, 5349363, 7132484, 8915605, 9303240, 10698726, 14264968, 17831210, 21397452, 26746815, 35662420, 42794904, 53493630, 71324840, 106987260, 213974520]

約数ペア:

[(1, 213974520), (2, 106987260), (3, 71324840), (4, 53493630), (5, 42794904), (6, 35662420), (8, 26746815), (10, 21397452), (12, 17831210), (15, 14264968), (20, 10698726), (23, 9303240), (24, 8915605), (30, 7132484), (40, 5349363), (46, 4651620), (60, 3566242), (69, 3101080), (92, 2325810), (115, 1860648), (120, 1783121), (138, 1550540), (184, 1162905), (230, 930324), (276, 775270), (345, 620216), (460, 465162), (552, 387635), (690, 310108), (920, 232581), (1380, 155054), (2760, 77527)]