230398000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{2351}}^1$

素因数の和:2388

約数の個数: 120

約数和(自身を含む): 648333504

約数和(自身を除く): 417935504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 400, 490, 500, 560, 700, 784, 875, 980, 1000, 1225, 1400, 1750, 1960, 2000, 2351, 2450, 2800, 3500, 3920, 4702, 4900, 6125, 7000, 9404, 9800, 11755, 12250, 14000, 16457, 18808, 19600, 23510, 24500, 32914, 37616, 47020, 49000, 58775, 65828, 82285, 94040, 98000, 115199, 117550, 131656, 164570, 188080, 230398, 235100, 263312, 293875, 329140, 411425, 460796, 470200, 575995, 587750, 658280, 822850, 921592, 940400, 1151990, 1175500, 1316560, 1645700, 1843184, 2057125, 2303980, 2351000, 2879975, 3291400, 4114250, 4607960, 4702000, 5759950, 6582800, 8228500, 9215920, 11519900, 14399875, 16457000, 23039800, 28799750, 32914000, 46079600, 57599500, 115199000, 230398000]

約数ペア:

[(1, 230398000), (2, 115199000), (4, 57599500), (5, 46079600), (7, 32914000), (8, 28799750), (10, 23039800), (14, 16457000), (16, 14399875), (20, 11519900), (25, 9215920), (28, 8228500), (35, 6582800), (40, 5759950), (49, 4702000), (50, 4607960), (56, 4114250), (70, 3291400), (80, 2879975), (98, 2351000), (100, 2303980), (112, 2057125), (125, 1843184), (140, 1645700), (175, 1316560), (196, 1175500), (200, 1151990), (245, 940400), (250, 921592), (280, 822850), (350, 658280), (392, 587750), (400, 575995), (490, 470200), (500, 460796), (560, 411425), (700, 329140), (784, 293875), (875, 263312), (980, 235100), (1000, 230398), (1225, 188080), (1400, 164570), (1750, 131656), (1960, 117550), (2000, 115199), (2351, 98000), (2450, 94040), (2800, 82285), (3500, 65828), (3920, 58775), (4702, 49000), (4900, 47020), (6125, 37616), (7000, 32914), (9404, 24500), (9800, 23510), (11755, 19600), (12250, 18808), (14000, 16457)]