254376080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14653}}^1$

素因数の和:14704

約数の個数: 80

約数和(自身を含む): 697764864

約数和(自身を除く): 443388784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 14653, 17360, 29306, 58612, 73265, 102571, 117224, 146530, 205142, 234448, 293060, 410284, 454243, 512855, 586120, 820568, 908486, 1025710, 1172240, 1641136, 1816972, 2051420, 2271215, 3179701, 3633944, 4102840, 4542430, 6359402, 7267888, 8205680, 9084860, 12718804, 15898505, 18169720, 25437608, 31797010, 36339440, 50875216, 63594020, 127188040, 254376080]

約数ペア:

[(1, 254376080), (2, 127188040), (4, 63594020), (5, 50875216), (7, 36339440), (8, 31797010), (10, 25437608), (14, 18169720), (16, 15898505), (20, 12718804), (28, 9084860), (31, 8205680), (35, 7267888), (40, 6359402), (56, 4542430), (62, 4102840), (70, 3633944), (80, 3179701), (112, 2271215), (124, 2051420), (140, 1816972), (155, 1641136), (217, 1172240), (248, 1025710), (280, 908486), (310, 820568), (434, 586120), (496, 512855), (560, 454243), (620, 410284), (868, 293060), (1085, 234448), (1240, 205142), (1736, 146530), (2170, 117224), (2480, 102571), (3472, 73265), (4340, 58612), (8680, 29306), (14653, 17360)]