257771120

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{6091}}^1$

素因数の和:6150

約数の個数: 60

約数和(自身を含む): 626610936

約数和(自身を除く): 368839816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 529, 920, 1058, 1840, 2116, 2645, 4232, 5290, 6091, 8464, 10580, 12182, 21160, 24364, 30455, 42320, 48728, 60910, 97456, 121820, 140093, 243640, 280186, 487280, 560372, 700465, 1120744, 1400930, 2241488, 2801860, 3222139, 5603720, 6444278, 11207440, 12888556, 16110695, 25777112, 32221390, 51554224, 64442780, 128885560, 257771120]

約数ペア:

[(1, 257771120), (2, 128885560), (4, 64442780), (5, 51554224), (8, 32221390), (10, 25777112), (16, 16110695), (20, 12888556), (23, 11207440), (40, 6444278), (46, 5603720), (80, 3222139), (92, 2801860), (115, 2241488), (184, 1400930), (230, 1120744), (368, 700465), (460, 560372), (529, 487280), (920, 280186), (1058, 243640), (1840, 140093), (2116, 121820), (2645, 97456), (4232, 60910), (5290, 48728), (6091, 42320), (8464, 30455), (10580, 24364), (12182, 21160)]