164322760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4621}}^1$

素因数の和:4766

約数の個数: 64

約数和(自身を含む): 425963520

約数和(自身を除く): 261640760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2540, 3556, 4445, 4621, 5080, 7112, 8890, 9242, 17780, 18484, 23105, 32347, 35560, 36968, 46210, 64694, 92420, 129388, 161735, 184840, 258776, 323470, 586867, 646940, 1173734, 1293880, 2347468, 2934335, 4108069, 4694936, 5868670, 8216138, 11737340, 16432276, 20540345, 23474680, 32864552, 41080690, 82161380, 164322760]

約数ペア:

[(1, 164322760), (2, 82161380), (4, 41080690), (5, 32864552), (7, 23474680), (8, 20540345), (10, 16432276), (14, 11737340), (20, 8216138), (28, 5868670), (35, 4694936), (40, 4108069), (56, 2934335), (70, 2347468), (127, 1293880), (140, 1173734), (254, 646940), (280, 586867), (508, 323470), (635, 258776), (889, 184840), (1016, 161735), (1270, 129388), (1778, 92420), (2540, 64694), (3556, 46210), (4445, 36968), (4621, 35560), (5080, 32347), (7112, 23105), (8890, 18484), (9242, 17780)]