636744080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{5009}}^1$

素因数の和:5256

約数の個数: 80

約数和(自身を含む): 1699712640

約数和(自身を除く): 1062968560

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, 2270, 3178, 3632, 4540, 5009, 6356, 7945, 9080, 10018, 12712, 15890, 18160, 20036, 25045, 25424, 31780, 35063, 40072, 50090, 63560, 70126, 80144, 100180, 127120, 140252, 175315, 200360, 280504, 350630, 400720, 561008, 701260, 1137043, 1402520, 2274086, 2805040, 4548172, 5685215, 7959301, 9096344, 11370430, 15918602, 18192688, 22740860, 31837204, 39796505, 45481720, 63674408, 79593010, 90963440, 127348816, 159186020, 318372040, 636744080]

約数ペア:

[(1, 636744080), (2, 318372040), (4, 159186020), (5, 127348816), (7, 90963440), (8, 79593010), (10, 63674408), (14, 45481720), (16, 39796505), (20, 31837204), (28, 22740860), (35, 18192688), (40, 15918602), (56, 11370430), (70, 9096344), (80, 7959301), (112, 5685215), (140, 4548172), (227, 2805040), (280, 2274086), (454, 1402520), (560, 1137043), (908, 701260), (1135, 561008), (1589, 400720), (1816, 350630), (2270, 280504), (3178, 200360), (3632, 175315), (4540, 140252), (5009, 127120), (6356, 100180), (7945, 80144), (9080, 70126), (10018, 63560), (12712, 50090), (15890, 40072), (18160, 35063), (20036, 31780), (25045, 25424)]