117878720

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4139}}^1$

素因数の和:4245

約数の個数: 56

約数和(自身を含む): 283921200

約数和(自身を除く): 166042480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 178, 320, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 4139, 5696, 7120, 8278, 14240, 16556, 20695, 28480, 33112, 41390, 66224, 82780, 132448, 165560, 264896, 331120, 368371, 662240, 736742, 1324480, 1473484, 1841855, 2946968, 3683710, 5893936, 7367420, 11787872, 14734840, 23575744, 29469680, 58939360, 117878720]

約数ペア:

[(1, 117878720), (2, 58939360), (4, 29469680), (5, 23575744), (8, 14734840), (10, 11787872), (16, 7367420), (20, 5893936), (32, 3683710), (40, 2946968), (64, 1841855), (80, 1473484), (89, 1324480), (160, 736742), (178, 662240), (320, 368371), (356, 331120), (445, 264896), (712, 165560), (890, 132448), (1424, 82780), (1780, 66224), (2848, 41390), (3560, 33112), (4139, 28480), (5696, 20695), (7120, 16556), (8278, 14240)]