127991520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{88883}}^1$

素因数の和:88904

約数の個数: 72

約数和(自身を含む): 436775976

約数和(自身を除く): 308784456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 88883, 177766, 266649, 355532, 444415, 533298, 711064, 799947, 888830, 1066596, 1333245, 1422128, 1599894, 1777660, 2133192, 2666490, 2844256, 3199788, 3555320, 3999735, 4266384, 5332980, 6399576, 7110640, 7999470, 8532768, 10665960, 12799152, 14221280, 15998940, 21331920, 25598304, 31997880, 42663840, 63995760, 127991520]

約数ペア:

[(1, 127991520), (2, 63995760), (3, 42663840), (4, 31997880), (5, 25598304), (6, 21331920), (8, 15998940), (9, 14221280), (10, 12799152), (12, 10665960), (15, 8532768), (16, 7999470), (18, 7110640), (20, 6399576), (24, 5332980), (30, 4266384), (32, 3999735), (36, 3555320), (40, 3199788), (45, 2844256), (48, 2666490), (60, 2133192), (72, 1777660), (80, 1599894), (90, 1422128), (96, 1333245), (120, 1066596), (144, 888830), (160, 799947), (180, 711064), (240, 533298), (288, 444415), (360, 355532), (480, 266649), (720, 177766), (1440, 88883)]