157210720

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18539}}^1$

素因数の和:18607

約数の個数: 48

約数和(自身を含む): 378438480

約数和(自身を除く): 221227760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 4240, 8480, 18539, 37078, 74156, 92695, 148312, 185390, 296624, 370780, 593248, 741560, 982567, 1483120, 1965134, 2966240, 3930268, 4912835, 7860536, 9825670, 15721072, 19651340, 31442144, 39302680, 78605360, 157210720]

約数ペア:

[(1, 157210720), (2, 78605360), (4, 39302680), (5, 31442144), (8, 19651340), (10, 15721072), (16, 9825670), (20, 7860536), (32, 4912835), (40, 3930268), (53, 2966240), (80, 1965134), (106, 1483120), (160, 982567), (212, 741560), (265, 593248), (424, 370780), (530, 296624), (848, 185390), (1060, 148312), (1696, 92695), (2120, 74156), (4240, 37078), (8480, 18539)]