219538280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13619}}^1$

素因数の和:13674

約数の個数: 64

約数和(自身を含む): 549158400

約数和(自身を除く): 329620120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 13619, 16120, 27238, 54476, 68095, 108952, 136190, 177047, 272380, 354094, 422189, 544760, 708188, 844378, 885235, 1416376, 1688756, 1770470, 2110945, 3377512, 3540940, 4221890, 5488457, 7081880, 8443780, 10976914, 16887560, 21953828, 27442285, 43907656, 54884570, 109769140, 219538280]

約数ペア:

[(1, 219538280), (2, 109769140), (4, 54884570), (5, 43907656), (8, 27442285), (10, 21953828), (13, 16887560), (20, 10976914), (26, 8443780), (31, 7081880), (40, 5488457), (52, 4221890), (62, 3540940), (65, 3377512), (104, 2110945), (124, 1770470), (130, 1688756), (155, 1416376), (248, 885235), (260, 844378), (310, 708188), (403, 544760), (520, 422189), (620, 354094), (806, 272380), (1240, 177047), (1612, 136190), (2015, 108952), (3224, 68095), (4030, 54476), (8060, 27238), (13619, 16120)]