211655520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{146983}}^1$

素因数の和:147004

約数の個数: 72

約数和(自身を含む): 722279376

約数和(自身を除く): 510623856

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, 146983, 293966, 440949, 587932, 734915, 881898, 1175864, 1322847, 1469830, 1763796, 2204745, 2351728, 2645694, 2939660, 3527592, 4409490, 4703456, 5291388, 5879320, 6614235, 7055184, 8818980, 10582776, 11758640, 13228470, 14110368, 17637960, 21165552, 23517280, 26456940, 35275920, 42331104, 52913880, 70551840, 105827760, 211655520]

約数ペア:

[(1, 211655520), (2, 105827760), (3, 70551840), (4, 52913880), (5, 42331104), (6, 35275920), (8, 26456940), (9, 23517280), (10, 21165552), (12, 17637960), (15, 14110368), (16, 13228470), (18, 11758640), (20, 10582776), (24, 8818980), (30, 7055184), (32, 6614235), (36, 5879320), (40, 5291388), (45, 4703456), (48, 4409490), (60, 3527592), (72, 2939660), (80, 2645694), (90, 2351728), (96, 2204745), (120, 1763796), (144, 1469830), (160, 1322847), (180, 1175864), (240, 881898), (288, 734915), (360, 587932), (480, 440949), (720, 293966), (1440, 146983)]