253991520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{176383}}^1$

素因数の和:176404

約数の個数: 72

約数和(自身を含む): 866750976

約数和(自身を除く): 612759456

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, 176383, 352766, 529149, 705532, 881915, 1058298, 1411064, 1587447, 1763830, 2116596, 2645745, 2822128, 3174894, 3527660, 4233192, 5291490, 5644256, 6349788, 7055320, 7937235, 8466384, 10582980, 12699576, 14110640, 15874470, 16932768, 21165960, 25399152, 28221280, 31748940, 42331920, 50798304, 63497880, 84663840, 126995760, 253991520]

約数ペア:

[(1, 253991520), (2, 126995760), (3, 84663840), (4, 63497880), (5, 50798304), (6, 42331920), (8, 31748940), (9, 28221280), (10, 25399152), (12, 21165960), (15, 16932768), (16, 15874470), (18, 14110640), (20, 12699576), (24, 10582980), (30, 8466384), (32, 7937235), (36, 7055320), (40, 6349788), (45, 5644256), (48, 5291490), (60, 4233192), (72, 3527660), (80, 3174894), (90, 2822128), (96, 2645745), (120, 2116596), (144, 1763830), (160, 1587447), (180, 1411064), (240, 1058298), (288, 881915), (360, 705532), (480, 529149), (720, 352766), (1440, 176383)]