660941204

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:131

約数の個数: 162

約数和(自身を含む): 1580865930

約数和(自身を除く): 919924726

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 31, 44, 49, 58, 62, 77, 98, 116, 121, 124, 154, 196, 203, 217, 242, 308, 319, 341, 406, 434, 484, 539, 638, 682, 812, 847, 868, 899, 961, 1078, 1276, 1364, 1421, 1519, 1694, 1798, 1922, 2156, 2233, 2387, 2842, 3038, 3388, 3509, 3596, 3751, 3844, 4466, 4774, 5684, 5929, 6076, 6293, 6727, 7018, 7502, 8932, 9548, 9889, 10571, 11858, 12586, 13454, 14036, 15004, 15631, 16709, 19778, 21142, 23716, 24563, 25172, 26257, 26908, 27869, 31262, 33418, 39556, 42284, 44051, 47089, 49126, 52514, 55738, 62524, 66836, 69223, 73997, 88102, 94178, 98252, 105028, 108779, 111476, 116281, 138446, 147994, 171941, 176204, 183799, 188356, 195083, 217558, 232562, 276892, 295988, 306559, 343882, 367598, 390166, 435116, 465124, 484561, 517979, 613118, 687764, 735196, 761453, 780332, 813967, 969122, 1035958, 1226236, 1365581, 1522906, 1627934, 1938244, 2071916, 2145913, 2731162, 3045812, 3255868, 3372149, 4291826, 5330171, 5462324, 5697769, 6744298, 8583652, 10660342, 11395538, 13488596, 15021391, 21320684, 22791076, 23605043, 30042782, 47210086, 60085564, 94420172, 165235301, 330470602, 660941204]

約数ペア:

[(1, 660941204), (2, 330470602), (4, 165235301), (7, 94420172), (11, 60085564), (14, 47210086), (22, 30042782), (28, 23605043), (29, 22791076), (31, 21320684), (44, 15021391), (49, 13488596), (58, 11395538), (62, 10660342), (77, 8583652), (98, 6744298), (116, 5697769), (121, 5462324), (124, 5330171), (154, 4291826), (196, 3372149), (203, 3255868), (217, 3045812), (242, 2731162), (308, 2145913), (319, 2071916), (341, 1938244), (406, 1627934), (434, 1522906), (484, 1365581), (539, 1226236), (638, 1035958), (682, 969122), (812, 813967), (847, 780332), (868, 761453), (899, 735196), (961, 687764), (1078, 613118), (1276, 517979), (1364, 484561), (1421, 465124), (1519, 435116), (1694, 390166), (1798, 367598), (1922, 343882), (2156, 306559), (2233, 295988), (2387, 276892), (2842, 232562), (3038, 217558), (3388, 195083), (3509, 188356), (3596, 183799), (3751, 176204), (3844, 171941), (4466, 147994), (4774, 138446), (5684, 116281), (5929, 111476), (6076, 108779), (6293, 105028), (6727, 98252), (7018, 94178), (7502, 88102), (8932, 73997), (9548, 69223), (9889, 66836), (10571, 62524), (11858, 55738), (12586, 52514), (13454, 49126), (14036, 47089), (15004, 44051), (15631, 42284), (16709, 39556), (19778, 33418), (21142, 31262), (23716, 27869), (24563, 26908), (25172, 26257)]