64183980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{152819}}^1$

素因数の和:152838

約数の個数: 48

約数和(自身を含む): 205390080

約数和(自身を除く): 141206100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 152819, 305638, 458457, 611276, 764095, 916914, 1069733, 1528190, 1833828, 2139466, 2292285, 3056380, 3209199, 4278932, 4584570, 5348665, 6418398, 9169140, 10697330, 12836796, 16045995, 21394660, 32091990, 64183980]

約数ペア:

[(1, 64183980), (2, 32091990), (3, 21394660), (4, 16045995), (5, 12836796), (6, 10697330), (7, 9169140), (10, 6418398), (12, 5348665), (14, 4584570), (15, 4278932), (20, 3209199), (21, 3056380), (28, 2292285), (30, 2139466), (35, 1833828), (42, 1528190), (60, 1069733), (70, 916914), (84, 764095), (105, 611276), (140, 458457), (210, 305638), (420, 152819)]