253432564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 610140160

約数和(自身を除く): 356707596

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 31, 38, 44, 62, 76, 77, 121, 124, 127, 133, 154, 209, 217, 242, 254, 266, 308, 341, 418, 434, 484, 508, 532, 589, 682, 836, 847, 868, 889, 1178, 1364, 1397, 1463, 1694, 1778, 2299, 2356, 2387, 2413, 2794, 2926, 3388, 3556, 3751, 3937, 4123, 4598, 4774, 4826, 5588, 5852, 6479, 7502, 7874, 8246, 9196, 9548, 9652, 9779, 12958, 15004, 15367, 15748, 16093, 16492, 16891, 19558, 25916, 26257, 26543, 27559, 30734, 32186, 33782, 39116, 43307, 45353, 52514, 53086, 55118, 61468, 64372, 67564, 71269, 74803, 86614, 90706, 105028, 106172, 107569, 110236, 142538, 149606, 173228, 181412, 185801, 215138, 285076, 291973, 299212, 303149, 371602, 430276, 476377, 498883, 523621, 583946, 606298, 743204, 822833, 952754, 997766, 1047242, 1167892, 1212596, 1645666, 1905508, 1995532, 2043811, 2094484, 3291332, 3334639, 4087622, 5759831, 6669278, 8175244, 9051163, 11519662, 13338556, 18102326, 23039324, 36204652, 63358141, 126716282, 253432564]

約数ペア:

[(1, 253432564), (2, 126716282), (4, 63358141), (7, 36204652), (11, 23039324), (14, 18102326), (19, 13338556), (22, 11519662), (28, 9051163), (31, 8175244), (38, 6669278), (44, 5759831), (62, 4087622), (76, 3334639), (77, 3291332), (121, 2094484), (124, 2043811), (127, 1995532), (133, 1905508), (154, 1645666), (209, 1212596), (217, 1167892), (242, 1047242), (254, 997766), (266, 952754), (308, 822833), (341, 743204), (418, 606298), (434, 583946), (484, 523621), (508, 498883), (532, 476377), (589, 430276), (682, 371602), (836, 303149), (847, 299212), (868, 291973), (889, 285076), (1178, 215138), (1364, 185801), (1397, 181412), (1463, 173228), (1694, 149606), (1778, 142538), (2299, 110236), (2356, 107569), (2387, 106172), (2413, 105028), (2794, 90706), (2926, 86614), (3388, 74803), (3556, 71269), (3751, 67564), (3937, 64372), (4123, 61468), (4598, 55118), (4774, 53086), (4826, 52514), (5588, 45353), (5852, 43307), (6479, 39116), (7502, 33782), (7874, 32186), (8246, 30734), (9196, 27559), (9548, 26543), (9652, 26257), (9779, 25916), (12958, 19558), (15004, 16891), (15367, 16492), (15748, 16093)]