277718288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{1399}}^1$

素因数の和:2079

約数の個数: 40

約数和(自身を含む): 567672000

約数和(自身を除く): 289953712

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 653, 1306, 1399, 2612, 2798, 5224, 5596, 10448, 11192, 12407, 22384, 24814, 26581, 49628, 53162, 99256, 106324, 198512, 212648, 425296, 913547, 1827094, 3654188, 7308376, 14616752, 17357393, 34714786, 69429572, 138859144, 277718288]

約数ペア:

[(1, 277718288), (2, 138859144), (4, 69429572), (8, 34714786), (16, 17357393), (19, 14616752), (38, 7308376), (76, 3654188), (152, 1827094), (304, 913547), (653, 425296), (1306, 212648), (1399, 198512), (2612, 106324), (2798, 99256), (5224, 53162), (5596, 49628), (10448, 26581), (11192, 24814), (12407, 22384)]