238858480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1879}}^1$

素因数の和:2126

約数の個数: 80

約数和(自身を含む): 637816320

約数和(自身を除く): 398957840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 227, 280, 454, 560, 908, 1135, 1589, 1816, 1879, 2270, 3178, 3632, 3758, 4540, 6356, 7516, 7945, 9080, 9395, 12712, 13153, 15032, 15890, 18160, 18790, 25424, 26306, 30064, 31780, 37580, 52612, 63560, 65765, 75160, 105224, 127120, 131530, 150320, 210448, 263060, 426533, 526120, 853066, 1052240, 1706132, 2132665, 2985731, 3412264, 4265330, 5971462, 6824528, 8530660, 11942924, 14928655, 17061320, 23885848, 29857310, 34122640, 47771696, 59714620, 119429240, 238858480]

約数ペア:

[(1, 238858480), (2, 119429240), (4, 59714620), (5, 47771696), (7, 34122640), (8, 29857310), (10, 23885848), (14, 17061320), (16, 14928655), (20, 11942924), (28, 8530660), (35, 6824528), (40, 5971462), (56, 4265330), (70, 3412264), (80, 2985731), (112, 2132665), (140, 1706132), (227, 1052240), (280, 853066), (454, 526120), (560, 426533), (908, 263060), (1135, 210448), (1589, 150320), (1816, 131530), (1879, 127120), (2270, 105224), (3178, 75160), (3632, 65765), (3758, 63560), (4540, 52612), (6356, 37580), (7516, 31780), (7945, 30064), (9080, 26306), (9395, 25424), (12712, 18790), (13153, 18160), (15032, 15890)]