154105960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{211}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 378928800

約数和(自身を除く): 224822840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 211, 248, 310, 380, 422, 589, 620, 760, 844, 961, 1055, 1178, 1240, 1688, 1922, 2110, 2356, 2945, 3844, 4009, 4220, 4712, 4805, 5890, 6541, 7688, 8018, 8440, 9610, 11780, 13082, 16036, 18259, 19220, 20045, 23560, 26164, 32072, 32705, 36518, 38440, 40090, 52328, 65410, 73036, 80180, 91295, 124279, 130820, 146072, 160360, 182590, 202771, 248558, 261640, 365180, 405542, 497116, 621395, 730360, 811084, 994232, 1013855, 1242790, 1622168, 2027710, 2485580, 3852649, 4055420, 4971160, 7705298, 8110840, 15410596, 19263245, 30821192, 38526490, 77052980, 154105960]

約数ペア:

[(1, 154105960), (2, 77052980), (4, 38526490), (5, 30821192), (8, 19263245), (10, 15410596), (19, 8110840), (20, 7705298), (31, 4971160), (38, 4055420), (40, 3852649), (62, 2485580), (76, 2027710), (95, 1622168), (124, 1242790), (152, 1013855), (155, 994232), (190, 811084), (211, 730360), (248, 621395), (310, 497116), (380, 405542), (422, 365180), (589, 261640), (620, 248558), (760, 202771), (844, 182590), (961, 160360), (1055, 146072), (1178, 130820), (1240, 124279), (1688, 91295), (1922, 80180), (2110, 73036), (2356, 65410), (2945, 52328), (3844, 40090), (4009, 38440), (4220, 36518), (4712, 32705), (4805, 32072), (5890, 26164), (6541, 23560), (7688, 20045), (8018, 19220), (8440, 18259), (9610, 16036), (11780, 13082)]