72405120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:942

約数の個数: 128

約数和(自身を含む): 236427840

約数和(自身を除く): 164022720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 860, 877, 960, 1032, 1290, 1376, 1720, 1754, 1920, 2064, 2580, 2631, 2752, 3440, 3508, 4128, 4385, 5160, 5262, 5504, 6880, 7016, 8256, 8770, 10320, 10524, 13155, 13760, 14032, 16512, 17540, 20640, 21048, 26310, 27520, 28064, 35080, 37711, 41280, 42096, 52620, 56128, 70160, 75422, 82560, 84192, 105240, 112256, 113133, 140320, 150844, 168384, 188555, 210480, 226266, 280640, 301688, 336768, 377110, 420960, 452532, 561280, 565665, 603376, 754220, 841920, 905064, 1131330, 1206752, 1508440, 1683840, 1810128, 2262660, 2413504, 3016880, 3620256, 4525320, 4827008, 6033760, 7240512, 9050640, 12067520, 14481024, 18101280, 24135040, 36202560, 72405120]

約数ペア:

[(1, 72405120), (2, 36202560), (3, 24135040), (4, 18101280), (5, 14481024), (6, 12067520), (8, 9050640), (10, 7240512), (12, 6033760), (15, 4827008), (16, 4525320), (20, 3620256), (24, 3016880), (30, 2413504), (32, 2262660), (40, 1810128), (43, 1683840), (48, 1508440), (60, 1206752), (64, 1131330), (80, 905064), (86, 841920), (96, 754220), (120, 603376), (128, 565665), (129, 561280), (160, 452532), (172, 420960), (192, 377110), (215, 336768), (240, 301688), (258, 280640), (320, 226266), (344, 210480), (384, 188555), (430, 168384), (480, 150844), (516, 140320), (640, 113133), (645, 112256), (688, 105240), (860, 84192), (877, 82560), (960, 75422), (1032, 70160), (1290, 56128), (1376, 52620), (1720, 42096), (1754, 41280), (1920, 37711), (2064, 35080), (2580, 28064), (2631, 27520), (2752, 26310), (3440, 21048), (3508, 20640), (4128, 17540), (4385, 16512), (5160, 14032), (5262, 13760), (5504, 13155), (6880, 10524), (7016, 10320), (8256, 8770)]