85440320

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{5449}}^1$

素因数の和:5480

約数の個数: 84

約数和(自身を含む): 236715300

約数和(自身を除く): 151274980

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 5449, 7840, 10898, 15680, 21796, 27245, 38143, 43592, 54490, 76286, 87184, 108980, 152572, 174368, 190715, 217960, 267001, 305144, 348736, 381430, 435920, 534002, 610288, 762860, 871840, 1068004, 1220576, 1335005, 1525720, 1743680, 2136008, 2441152, 2670010, 3051440, 4272016, 5340020, 6102880, 8544032, 10680040, 12205760, 17088064, 21360080, 42720160, 85440320]

約数ペア:

[(1, 85440320), (2, 42720160), (4, 21360080), (5, 17088064), (7, 12205760), (8, 10680040), (10, 8544032), (14, 6102880), (16, 5340020), (20, 4272016), (28, 3051440), (32, 2670010), (35, 2441152), (40, 2136008), (49, 1743680), (56, 1525720), (64, 1335005), (70, 1220576), (80, 1068004), (98, 871840), (112, 762860), (140, 610288), (160, 534002), (196, 435920), (224, 381430), (245, 348736), (280, 305144), (320, 267001), (392, 217960), (448, 190715), (490, 174368), (560, 152572), (784, 108980), (980, 87184), (1120, 76286), (1568, 54490), (1960, 43592), (2240, 38143), (3136, 27245), (3920, 21796), (5449, 15680), (7840, 10898)]